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Finding the Fourth Proportional to 297,355.27, 446,120.40 and 119,770.87

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Solution

The fourth proportional to 297,355.27, 446,120.40 and 119,770.87 is: 179,691.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,355.27 : 446,120.40 = 119,770.87 : x
  2. Step 2: Convert to fraction form
    297,355.27/446,120.40 = 119,770.87/x
  3. Step 3: Cross multiply
    297,355.27x = 446,120.40 × 119,770.87
  4. Step 4: Simplify right side
    297,355.27x = 53,432,228,432.75
  5. Step 5: Solve for x
    x = 53,432,228,432.75/297,355.27
  6. Step 6: Final answer
    x = 179,691.55

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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.