Finding the Fourth Proportional to 657,132.52, 906,766.74 and 370,657.44
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Solution
The fourth proportional to 657,132.52, 906,766.74 and 370,657.44 is: 511,464.32
Step by Step Solution
- Step 1: Write the proportion equation
657,132.52 : 906,766.74 = 370,657.44 : x - Step 2: Convert to fraction form
657,132.52/906,766.74 = 370,657.44/x - Step 3: Cross multiply
657,132.52x = 906,766.74 × 370,657.44 - Step 4: Simplify right side
657,132.52x = 336,099,838,525.55 - Step 5: Solve for x
x = 336,099,838,525.55/657,132.52 - Step 6: Final answer
x = 511,464.32
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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.