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Finding the Fourth Proportional to 551,035.70, 826,553.55 and 151,738.10

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Solution

The fourth proportional to 551,035.70, 826,553.55 and 151,738.10 is: 227,607.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,035.70 : 826,553.55 = 151,738.10 : x
  2. Step 2: Convert to fraction form
    551,035.70/826,553.55 = 151,738.10/x
  3. Step 3: Cross multiply
    551,035.70x = 826,553.55 × 151,738.10
  4. Step 4: Simplify right side
    551,035.70x = 125,419,665,225.26
  5. Step 5: Solve for x
    x = 125,419,665,225.26/551,035.70
  6. Step 6: Final answer
    x = 227,607.15

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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.