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Finding the Fourth Proportional to 324,227.60, 486,226.20 and 146,819.60

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Solution

The fourth proportional to 324,227.60, 486,226.20 and 146,819.60 is: 220,177.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,227.60 : 486,226.20 = 146,819.60 : x
  2. Step 2: Convert to fraction form
    324,227.60/486,226.20 = 146,819.60/x
  3. Step 3: Cross multiply
    324,227.60x = 486,226.20 × 146,819.60
  4. Step 4: Simplify right side
    324,227.60x = 71,387,536,193.52
  5. Step 5: Solve for x
    x = 71,387,536,193.52/324,227.60
  6. Step 6: Final answer
    x = 220,177.23

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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.