Finding the Fourth Proportional to 288,446.97, 432,711.46 and 88,783.99
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Solution
The fourth proportional to 288,446.97, 432,711.46 and 88,783.99 is: 133,188.61
Step by Step Solution
- Step 1: Write the proportion equation
288,446.97 : 432,711.46 = 88,783.99 : x - Step 2: Convert to fraction form
288,446.97/432,711.46 = 88,783.99/x - Step 3: Cross multiply
288,446.97x = 432,711.46 × 88,783.99 - Step 4: Simplify right side
288,446.97x = 38,417,849,937.53 - Step 5: Solve for x
x = 38,417,849,937.53/288,446.97 - Step 6: Final answer
x = 133,188.61
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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.