Conversion formula

The conversion factor from gallons to cubic meters is 0.0037854118, which means that 1 gallon is equal to 0.0037854118 cubic meters:

1 gal = 0.0037854118 m3

To convert 721 gallons into cubic meters we have to multiply 721 by the conversion factor in order to get the volume amount from gallons to cubic meters. We can also form a simple proportion to calculate the result:

1 gal → 0.0037854118 m3

721 gal → V_(m3)

Solve the above proportion to obtain the volume V in cubic meters:

V_(m3) = 721 gal × 0.0037854118 m3

V_(m3) = 2.7292819078 m3

The final result is:

721 gal → 2.7292819078 m3

We conclude that 721 gallons is equivalent to 2.7292819078 cubic meters:

721 gallons = 2.7292819078 cubic meters

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cubic meter is equal to 0.36639674236 × 721 gallons.

Another way is saying that 721 gallons is equal to 1 ÷ 0.36639674236 cubic meters.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that seven hundred twenty-one gallons is approximately two point seven two nine cubic meters:

721 gal ≅ 2.729 m3

An alternative is also that one cubic meter is approximately zero point three six six times seven hundred twenty-one gallons.

Conversion table

gallons to cubic meters chart

For quick reference purposes, below is the conversion table you can use to convert from gallons to cubic meters