Home / 924,383.17-1,385,688.97-391,170.70

Finding the Fourth Proportional to 924,383.17, 1,385,688.97 and 391,170.70

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Solution

The fourth proportional to 924,383.17, 1,385,688.97 and 391,170.70 is: 586,381.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,383.17 : 1,385,688.97 = 391,170.70 : x
  2. Step 2: Convert to fraction form
    924,383.17/1,385,688.97 = 391,170.70/x
  3. Step 3: Cross multiply
    924,383.17x = 1,385,688.97 × 391,170.70
  4. Step 4: Simplify right side
    924,383.17x = 542,040,924,377.18
  5. Step 5: Solve for x
    x = 542,040,924,377.18/924,383.17
  6. Step 6: Final answer
    x = 586,381.21

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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.