The volume of a pool is 1728 ft^3. If the ratio of the lenght to the width to the depth is 4:2:1, What are the dimensions of the pool?

Depth = X Ft.

Width = 2X Ft.
Length = 4X Ft.

Vol. = 4x*2x*x = 1728 Ft^3
8x^3 = 1728
x^3 = 216
X = 6 Ft.
2X = 12 Ft.
4X = 24 Ft.