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Finding the Fourth Proportional to 592,149.62, 888,216.17 and 142,866.72

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Solution

The fourth proportional to 592,149.62, 888,216.17 and 142,866.72 is: 214,298.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,149.62 : 888,216.17 = 142,866.72 : x
  2. Step 2: Convert to fraction form
    592,149.62/888,216.17 = 142,866.72/x
  3. Step 3: Cross multiply
    592,149.62x = 888,216.17 × 142,866.72
  4. Step 4: Simplify right side
    592,149.62x = 126,896,530,144.53
  5. Step 5: Solve for x
    x = 126,896,530,144.53/592,149.62
  6. Step 6: Final answer
    x = 214,298.09

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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.