Home / 396,292.20-594,483.39-143,691.66

Finding the Fourth Proportional to 396,292.20, 594,483.39 and 143,691.66

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Solution

The fourth proportional to 396,292.20, 594,483.39 and 143,691.66 is: 215,553.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,292.20 : 594,483.39 = 143,691.66 : x
  2. Step 2: Convert to fraction form
    396,292.20/594,483.39 = 143,691.66/x
  3. Step 3: Cross multiply
    396,292.20x = 594,483.39 × 143,691.66
  4. Step 4: Simplify right side
    396,292.20x = 85,422,305,151.53
  5. Step 5: Solve for x
    x = 85,422,305,151.53/396,292.20
  6. Step 6: Final answer
    x = 215,553.84

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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.