There are 0.453592 kilograms (kg) in one pound (lb). For easier conversions, you can round it off to 0.4536 kg. On the other hand, if you want to know the number of pounds in one kilogram, it is 2.20462 pounds.
This detailed guide will explain how to easily convert pounds to kilograms. A conversion chart is included, which you can use for easy reference.
What is a pound?
A pound is equal to 0.453592 kilograms (kg), 453.592 grams (g), or 16 ounces (oz). It is a unit of mass that is used in the imperial measurement system.
Its origin traces back to the ancient Roman unit called “libra pondo,” translating to “a pound by weight.” The English name “pound” derives from “pondo,” while the abbreviation “lb” comes from the word “libra.”
The history of the pound is somewhat complex, and it has had different definitions. It was not always equivalent to 0.453592 kilograms, as it is today.
The unit pound is primarily used in the United States and a few other countries that follow the imperial system.
What is a kilogram?
A kilogram is equal to 2.20462 pounds (lbs), 1000 grams (g), or 35.274 ounces (oz). It is a unit of mass in the metric system.
Established during the French Revolution in 1795, the original definition of a kilogram was the weight of one liter of water. Today’s definition of a kilogram is almost identical to this original one, with only a very tiny difference of 30 parts in a million.
How many kilograms are in a pound?
A pound is equal to 0.453592 kilograms, and a kilogram is equal to 2.20462 pounds. These conversions are often needed when measuring ingredients for recipes or when determining weights in various aspects of daily life.
How to convert pounds to kilograms?
To convert pounds to kilograms, you can use the conversion factor of 0.453592 (or 0.4536 for simplicity).
For example, if you need to convert 10 pounds to kilograms, you can multiply 10 by 0.4536. The result will be 4.536 kg.
Pounds to kilograms conversion chart
Below you can find a chart with the conversion of different values of pounds to kilograms. If you right-click on the picture, you will have the option to save it, or you can also pin it for later use.
Pounds to kilograms conversions:
- 0.25 pounds (lbs) is equal to 0.1134 kilograms (kg)
- 0.5 pounds (lbs) is equal to 0.2268 kilograms (kg)
- 0.75 pounds (lbs) is equal to 0.3402 kilograms (kg)
- 1 pound (lb) is equal to 0.4536 kilograms (kg)
- 1.25 pounds (lbs) is equal to 0.567 kilograms (kg)
- 1.5 pounds (lbs) is equal to 0.6804 kilograms (kg)
- 1.75 pounds (lbs) is equal to 0.7938 kilograms (kg)
- 2 pounds (lbs) is equal to 0.907 kilograms (kg)
- 2.5 pounds (lbs) is equal to 1.134 kilograms (kg)
- 3 pounds (lbs) is equal to 1.3608 kilograms (kg)
- 3.5 pounds (lbs) is equal to 1.588 kilograms (kg)
- 4 pounds (lbs) is equal to 1.8144 kilograms (kg)
- 4.5 pounds (lbs) is equal to 2.0412 kilograms (kg)
- 5 pounds (lbs) is equal to 2.268 kilograms (kg)
- 6 pounds (lbs) is equal to 2.722 kilograms (kg)
- 7 pounds (lbs) is equal to 3.1752 kilograms (kg)
- 8 pounds (lbs) is equal to 3.6287 kilograms (kg)
- 9 pounds (lbs) is equal to 4.0823 kilograms (kg)
- 10 pounds (lbs) is equal to 4.536 kilograms (kg)
- 15 pounds (lbs) is equal to 6.804 kilograms (kg)
- 20 pounds (lbs) is equal to 9.0719 kilograms (kg)
How to convert kilograms to pounds?
1 kilogram (kg) is equal to 2.20462 pounds (lbs). So, to convert kilograms to pounds, you can use the conversion factor of 2.20462. This means you multiply the number of kilograms by 2.20462 to get the weight in pounds. You can use the rounded factor of 2.205 if needed.
For example, if you have 10 kilograms, the conversion to pounds would be 10 kg x 2.20462 = 22.0462 pounds.
See this article for the kilograms-to-pounds conversion chart.
Importance
These conversions are important because different measurement systems are used in various parts of the world. The metric system is more widely used and is adopted by most countries, while the imperial system is used in a few countries, including the United States, Liberia, and Myanmar.
The metric system uses grams and kilograms for mass or weight measurements, while the imperial system uses pounds and ounces.
Knowing how to convert between these units can help you make adjustments in your recipes or measure ingredients for any purpose. For daily cooking and smaller portions, you may need to convert ounces to grams or grams to ounces.
However, for scaling recipes or when cooking for large gatherings, you may need to work with larger units like kilograms and pounds.
Takeaway
One pound is equal to 0.453592 kilograms. To convert pounds to kilograms, you can multiply the number in pounds by 0.453592.
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