Finding the Fourth Proportional to 491,818.97, 737,724.38 and 136,831.95
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Solution
The fourth proportional to 491,818.97, 737,724.38 and 136,831.95 is: 205,246.79
Step by Step Solution
- Step 1: Write the proportion equation
491,818.97 : 737,724.38 = 136,831.95 : x - Step 2: Convert to fraction form
491,818.97/737,724.38 = 136,831.95/x - Step 3: Cross multiply
491,818.97x = 737,724.38 × 136,831.95 - Step 4: Simplify right side
491,818.97x = 100,944,264,793.78 - Step 5: Solve for x
x = 100,944,264,793.78/491,818.97 - Step 6: Final answer
x = 205,246.79
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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.