Finding the Fourth Proportional to 727,854.88, 1,092,395.76 and 307,432.48
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Solution
The fourth proportional to 727,854.88, 1,092,395.76 and 307,432.48 is: 461,407.83
Step by Step Solution
- Step 1: Write the proportion equation
727,854.88 : 1,092,395.76 = 307,432.48 : x - Step 2: Convert to fraction form
727,854.88/1,092,395.76 = 307,432.48/x - Step 3: Cross multiply
727,854.88x = 1,092,395.76 × 307,432.48 - Step 4: Simplify right side
727,854.88x = 335,837,937,638.29 - Step 5: Solve for x
x = 335,837,937,638.29/727,854.88 - Step 6: Final answer
x = 461,407.83
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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.