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Finding the Fourth Proportional to 332,691.48, 499,234.86 and 122,477.04

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Solution

The fourth proportional to 332,691.48, 499,234.86 and 122,477.04 is: 183,788.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,691.48 : 499,234.86 = 122,477.04 : x
  2. Step 2: Convert to fraction form
    332,691.48/499,234.86 = 122,477.04/x
  3. Step 3: Cross multiply
    332,691.48x = 499,234.86 × 122,477.04
  4. Step 4: Simplify right side
    332,691.48x = 61,144,807,917.61
  5. Step 5: Solve for x
    x = 61,144,807,917.61/332,691.48
  6. Step 6: Final answer
    x = 183,788.32

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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.