Home / 413,118.48-619,677.72-132,832.56

Finding the Fourth Proportional to 413,118.48, 619,677.72 and 132,832.56

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Solution

The fourth proportional to 413,118.48, 619,677.72 and 132,832.56 is: 199,248.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,118.48 : 619,677.72 = 132,832.56 : x
  2. Step 2: Convert to fraction form
    413,118.48/619,677.72 = 132,832.56/x
  3. Step 3: Cross multiply
    413,118.48x = 619,677.72 × 132,832.56
  4. Step 4: Simplify right side
    413,118.48x = 82,313,377,922.56
  5. Step 5: Solve for x
    x = 82,313,377,922.56/413,118.48
  6. Step 6: Final answer
    x = 199,248.84

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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.