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Finding the Fourth Proportional to 395,697.87, 593,059.52 and 225,062.66

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Solution

The fourth proportional to 395,697.87, 593,059.52 and 225,062.66 is: 337,316.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,697.87 : 593,059.52 = 225,062.66 : x
  2. Step 2: Convert to fraction form
    395,697.87/593,059.52 = 225,062.66/x
  3. Step 3: Cross multiply
    395,697.87x = 593,059.52 × 225,062.66
  4. Step 4: Simplify right side
    395,697.87x = 133,475,553,109.52
  5. Step 5: Solve for x
    x = 133,475,553,109.52/395,697.87
  6. Step 6: Final answer
    x = 337,316.83

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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.