Home / 413,115.31-619,486.05-146,882.92

Finding the Fourth Proportional to 413,115.31, 619,486.05 and 146,882.92

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Solution

The fourth proportional to 413,115.31, 619,486.05 and 146,882.92 is: 220,257.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,115.31 : 619,486.05 = 146,882.92 : x
  2. Step 2: Convert to fraction form
    413,115.31/619,486.05 = 146,882.92/x
  3. Step 3: Cross multiply
    413,115.31x = 619,486.05 × 146,882.92
  4. Step 4: Simplify right side
    413,115.31x = 90,991,919,923.27
  5. Step 5: Solve for x
    x = 90,991,919,923.27/413,115.31
  6. Step 6: Final answer
    x = 220,257.92

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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.