Home / 551,023.48-826,425.66-151,561

Finding the Fourth Proportional to 551,023.48, 826,425.66 and 151,561

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Solution

The fourth proportional to 551,023.48, 826,425.66 and 151,561 is: 227,311.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,023.48 : 826,425.66 = 151,561 : x
  2. Step 2: Convert to fraction form
    551,023.48/826,425.66 = 151,561/x
  3. Step 3: Cross multiply
    551,023.48x = 826,425.66 × 151,561
  4. Step 4: Simplify right side
    551,023.48x = 125,253,899,455.26
  5. Step 5: Solve for x
    x = 125,253,899,455.26/551,023.48
  6. Step 6: Final answer
    x = 227,311.37

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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.