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Finding the Fourth Proportional to 332,229.60, 458,520.66 and 188,961.98

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Solution

The fourth proportional to 332,229.60, 458,520.66 and 188,961.98 is: 260,792.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,229.60 : 458,520.66 = 188,961.98 : x
  2. Step 2: Convert to fraction form
    332,229.60/458,520.66 = 188,961.98/x
  3. Step 3: Cross multiply
    332,229.60x = 458,520.66 × 188,961.98
  4. Step 4: Simplify right side
    332,229.60x = 86,642,969,491.90
  5. Step 5: Solve for x
    x = 86,642,969,491.90/332,229.60
  6. Step 6: Final answer
    x = 260,792.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.