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Finding the Fourth Proportional to 352,197.91, 527,949.37 and 225,477.46

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Solution

The fourth proportional to 352,197.91, 527,949.37 and 225,477.46 is: 337,993.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,197.91 : 527,949.37 = 225,477.46 : x
  2. Step 2: Convert to fraction form
    352,197.91/527,949.37 = 225,477.46/x
  3. Step 3: Cross multiply
    352,197.91x = 527,949.37 × 225,477.46
  4. Step 4: Simplify right side
    352,197.91x = 119,040,682,956.20
  5. Step 5: Solve for x
    x = 119,040,682,956.20/352,197.91
  6. Step 6: Final answer
    x = 337,993.72

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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.