Home / 924,069.70-1,385,505.15-391,446.10

Finding the Fourth Proportional to 924,069.70, 1,385,505.15 and 391,446.10

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Solution

The fourth proportional to 924,069.70, 1,385,505.15 and 391,446.10 is: 586,915.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,069.70 : 1,385,505.15 = 391,446.10 : x
  2. Step 2: Convert to fraction form
    924,069.70/1,385,505.15 = 391,446.10/x
  3. Step 3: Cross multiply
    924,069.70x = 1,385,505.15 × 391,446.10
  4. Step 4: Simplify right side
    924,069.70x = 542,350,587,497.42
  5. Step 5: Solve for x
    x = 542,350,587,497.42/924,069.70
  6. Step 6: Final answer
    x = 586,915.24

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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.