Finding the Fourth Proportional to 852,102.70, 1,278,154.05 and 537,952.30
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Solution
The fourth proportional to 852,102.70, 1,278,154.05 and 537,952.30 is: 806,928.45
Step by Step Solution
- Step 1: Write the proportion equation
852,102.70 : 1,278,154.05 = 537,952.30 : x - Step 2: Convert to fraction form
852,102.70/1,278,154.05 = 537,952.30/x - Step 3: Cross multiply
852,102.70x = 1,278,154.05 × 537,952.30 - Step 4: Simplify right side
852,102.70x = 687,585,910,951.82 - Step 5: Solve for x
x = 687,585,910,951.82/852,102.70 - Step 6: Final answer
x = 806,928.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.