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Finding the Fourth Proportional to 336,198.96, 504,335.31 and 167,761.65

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Solution

The fourth proportional to 336,198.96, 504,335.31 and 167,761.65 is: 251,660.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,198.96 : 504,335.31 = 167,761.65 : x
  2. Step 2: Convert to fraction form
    336,198.96/504,335.31 = 167,761.65/x
  3. Step 3: Cross multiply
    336,198.96x = 504,335.31 × 167,761.65
  4. Step 4: Simplify right side
    336,198.96x = 84,608,123,758.86
  5. Step 5: Solve for x
    x = 84,608,123,758.86/336,198.96
  6. Step 6: Final answer
    x = 251,660.87

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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.