Conversion formula

The conversion factor from cubic feet to gallons is 7.4805194805226, which means that 1 cubic foot is equal to 7.4805194805226 gallons:

1 ft3 = 7.4805194805226 gal

To convert 220 cubic feet into gallons we have to multiply 220 by the conversion factor in order to get the volume amount from cubic feet to gallons. We can also form a simple proportion to calculate the result:

1 ft3 → 7.4805194805226 gal

220 ft3 → V_(gal)

Solve the above proportion to obtain the volume V in gallons:

V_(gal) = 220 ft3 × 7.4805194805226 gal

V_(gal) = 1645.714285715 gal

The final result is:

220 ft3 → 1645.714285715 gal

We conclude that 220 cubic feet is equivalent to 1645.714285715 gallons:

220 cubic feet = 1645.714285715 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.00060763888888864 × 220 cubic feet.

Another way is saying that 220 cubic feet is equal to 1 ÷ 0.00060763888888864 gallons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that two hundred twenty cubic feet is approximately one thousand six hundred forty-five point seven one four gallons:

220 ft3 ≅ 1645.714 gal

An alternative is also that one gallon is approximately zero point zero zero one times two hundred twenty cubic feet.

Conversion table

cubic feet to gallons chart

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