Finding the Fourth Proportional to 932,790.13, 1,398,474.11 and 292,724.69
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Solution
The fourth proportional to 932,790.13, 1,398,474.11 and 292,724.69 is: 438,863.88
Step by Step Solution
- Step 1: Write the proportion equation
932,790.13 : 1,398,474.11 = 292,724.69 : x - Step 2: Convert to fraction form
932,790.13/1,398,474.11 = 292,724.69/x - Step 3: Cross multiply
932,790.13x = 1,398,474.11 × 292,724.69 - Step 4: Simplify right side
932,790.13x = 409,367,894,062.22 - Step 5: Solve for x
x = 409,367,894,062.22/932,790.13 - Step 6: Final answer
x = 438,863.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.