Home / 332,456.20-497,982.30-220,190.20

Finding the Fourth Proportional to 332,456.20, 497,982.30 and 220,190.20

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Solution

The fourth proportional to 332,456.20, 497,982.30 and 220,190.20 is: 329,820.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,456.20 : 497,982.30 = 220,190.20 : x
  2. Step 2: Convert to fraction form
    332,456.20/497,982.30 = 220,190.20/x
  3. Step 3: Cross multiply
    332,456.20x = 497,982.30 × 220,190.20
  4. Step 4: Simplify right side
    332,456.20x = 109,650,822,233.46
  5. Step 5: Solve for x
    x = 109,650,822,233.46/332,456.20
  6. Step 6: Final answer
    x = 329,820.36

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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.