Finding the Fourth Proportional to 747,565.26, 1,031,636.43 and 408,032.70
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Solution
The fourth proportional to 747,565.26, 1,031,636.43 and 408,032.70 is: 563,083.15
Step by Step Solution
- Step 1: Write the proportion equation
747,565.26 : 1,031,636.43 = 408,032.70 : x - Step 2: Convert to fraction form
747,565.26/1,031,636.43 = 408,032.70/x - Step 3: Cross multiply
747,565.26x = 1,031,636.43 × 408,032.70 - Step 4: Simplify right side
747,565.26x = 420,941,397,951.26 - Step 5: Solve for x
x = 420,941,397,951.26/747,565.26 - Step 6: Final answer
x = 563,083.15
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.