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Finding the Fourth Proportional to 332,695.86, 499,241.43 and 122,481.42

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Solution

The fourth proportional to 332,695.86, 499,241.43 and 122,481.42 is: 183,794.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,695.86 : 499,241.43 = 122,481.42 : x
  2. Step 2: Convert to fraction form
    332,695.86/499,241.43 = 122,481.42/x
  3. Step 3: Cross multiply
    332,695.86x = 499,241.43 × 122,481.42
  4. Step 4: Simplify right side
    332,695.86x = 61,147,799,269.23
  5. Step 5: Solve for x
    x = 61,147,799,269.23/332,695.86
  6. Step 6: Final answer
    x = 183,794.89

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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.