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Finding the Fourth Proportional to 229,732.87, 344,553.89 and 218,340.27

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Solution

The fourth proportional to 229,732.87, 344,553.89 and 218,340.27 is: 327,467.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,732.87 : 344,553.89 = 218,340.27 : x
  2. Step 2: Convert to fraction form
    229,732.87/344,553.89 = 218,340.27/x
  3. Step 3: Cross multiply
    229,732.87x = 344,553.89 × 218,340.27
  4. Step 4: Simplify right side
    229,732.87x = 75,229,988,280.45
  5. Step 5: Solve for x
    x = 75,229,988,280.45/229,732.87
  6. Step 6: Final answer
    x = 327,467.24

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1.5x scale

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.