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Finding the Fourth Proportional to 332,294.92, 458,505.66 and 189,046.60

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Solution

The fourth proportional to 332,294.92, 458,505.66 and 189,046.60 is: 260,849.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,294.92 : 458,505.66 = 189,046.60 : x
  2. Step 2: Convert to fraction form
    332,294.92/458,505.66 = 189,046.60/x
  3. Step 3: Cross multiply
    332,294.92x = 458,505.66 × 189,046.60
  4. Step 4: Simplify right side
    332,294.92x = 86,678,936,103.76
  5. Step 5: Solve for x
    x = 86,678,936,103.76/332,294.92
  6. Step 6: Final answer
    x = 260,849.42

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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.