Home / 551,175.13-826,549.46-214,171.42

Finding the Fourth Proportional to 551,175.13, 826,549.46 and 214,171.42

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Solution

The fourth proportional to 551,175.13, 826,549.46 and 214,171.42 is: 321,174.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,175.13 : 826,549.46 = 214,171.42 : x
  2. Step 2: Convert to fraction form
    551,175.13/826,549.46 = 214,171.42/x
  3. Step 3: Cross multiply
    551,175.13x = 826,549.46 × 214,171.42
  4. Step 4: Simplify right side
    551,175.13x = 177,023,269,644.17
  5. Step 5: Solve for x
    x = 177,023,269,644.17/551,175.13
  6. Step 6: Final answer
    x = 321,174.27

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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.