Conversion formula

The conversion factor from pounds to kilograms is 0.45359237, which means that 1 pound is equal to 0.45359237 kilograms:

1 lb = 0.45359237 kg

To convert 1004 pounds into kilograms we have to multiply 1004 by the conversion factor in order to get the mass amount from pounds to kilograms. We can also form a simple proportion to calculate the result:

1 lb → 0.45359237 kg

1004 lb → M_(kg)

Solve the above proportion to obtain the mass M in kilograms:

M_(kg) = 1004 lb × 0.45359237 kg

M_(kg) = 455.40673948 kg

The final result is:

1004 lb → 455.40673948 kg

We conclude that 1004 pounds is equivalent to 455.40673948 kilograms:

1004 pounds = 455.40673948 kilograms

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 kilogram is equal to 0.0021958392647896 × 1004 pounds.

Another way is saying that 1004 pounds is equal to 1 ÷ 0.0021958392647896 kilograms.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one thousand four pounds is approximately four hundred fifty-five point four zero seven kilograms:

1004 lb ≅ 455.407 kg

An alternative is also that one kilogram is approximately zero point zero zero two times one thousand four pounds.

Conversion table

pounds to kilograms chart

For quick reference purposes, below is the conversion table you can use to convert from pounds to kilograms