Conversion formula

The conversion factor from gallons to cubic feet is 0.1336805555555, which means that 1 gallon is equal to 0.1336805555555 cubic feet:

1 gal = 0.1336805555555 ft3

To convert 489 gallons into cubic feet we have to multiply 489 by the conversion factor in order to get the volume amount from gallons to cubic feet. We can also form a simple proportion to calculate the result:

1 gal → 0.1336805555555 ft3

489 gal → V_(ft3)

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

V_(ft3) = 489 gal × 0.1336805555555 ft3

V_(ft3) = 65.36979166664 ft3

The final result is:

489 gal → 65.36979166664 ft3

We conclude that 489 gallons is equivalent to 65.36979166664 cubic feet:

489 gallons = 65.36979166664 cubic feet

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cubic foot is equal to 0.015297585849739 × 489 gallons.

Another way is saying that 489 gallons is equal to 1 ÷ 0.015297585849739 cubic feet.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that four hundred eighty-nine gallons is approximately sixty-five point three seven cubic feet:

489 gal ≅ 65.37 ft3

An alternative is also that one cubic foot is approximately zero point zero one five times four hundred eighty-nine gallons.

Conversion table

gallons to cubic feet chart

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