Finding the Fourth Proportional to 922,926.38, 1,273,635.95 and 515,023.88
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Solution
The fourth proportional to 922,926.38, 1,273,635.95 and 515,023.88 is: 710,731.58
Step by Step Solution
- Step 1: Write the proportion equation
922,926.38 : 1,273,635.95 = 515,023.88 : x - Step 2: Convert to fraction form
922,926.38/1,273,635.95 = 515,023.88/x - Step 3: Cross multiply
922,926.38x = 1,273,635.95 × 515,023.88 - Step 4: Simplify right side
922,926.38x = 655,952,919,733.19 - Step 5: Solve for x
x = 655,952,919,733.19/922,926.38 - Step 6: Final answer
x = 710,731.58
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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.