Finding the Fourth Proportional to 600,644.12, 828,528.50 and 396,695.44
Calculator
Solution
The fourth proportional to 600,644.12, 828,528.50 and 396,695.44 is: 547,201.69
Step by Step Solution
- Step 1: Write the proportion equation
600,644.12 : 828,528.50 = 396,695.44 : x - Step 2: Convert to fraction form
600,644.12/828,528.50 = 396,695.44/x - Step 3: Cross multiply
600,644.12x = 828,528.50 × 396,695.44 - Step 4: Simplify right side
600,644.12x = 328,673,477,860.04 - Step 5: Solve for x
x = 328,673,477,860.04/600,644.12 - Step 6: Final answer
x = 547,201.69
Related Problems
Find fourth proportional to 300,322.06, 414,264.25 and 198,347.72
Half scale
Find fourth proportional to 1,201,288.24, 1,657,057 and 793,390.88
Double scale
Find fourth proportional to 600,645.12, 828,529.88 and 396,696.44
Similar ratio
Find fourth proportional to 900,966.18, 1,242,792.75 and 595,043.16
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.