Home / 382,964.13-574,445.28-102,481.38

Finding the Fourth Proportional to 382,964.13, 574,445.28 and 102,481.38

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Solution

The fourth proportional to 382,964.13, 574,445.28 and 102,481.38 is: 153,721.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,964.13 : 574,445.28 = 102,481.38 : x
  2. Step 2: Convert to fraction form
    382,964.13/574,445.28 = 102,481.38/x
  3. Step 3: Cross multiply
    382,964.13x = 574,445.28 × 102,481.38
  4. Step 4: Simplify right side
    382,964.13x = 58,869,945,028.89
  5. Step 5: Solve for x
    x = 58,869,945,028.89/382,964.13
  6. Step 6: Final answer
    x = 153,721.83

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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.