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Finding the Fourth Proportional to 552.52, 829 and 227.92

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Solution

The fourth proportional to 552.52, 829 and 227.92 is: 341.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    552.52 : 829 = 227.92 : x
  2. Step 2: Convert to fraction form
    552.52/829 = 227.92/x
  3. Step 3: Cross multiply
    552.52x = 829 × 227.92
  4. Step 4: Simplify right side
    552.52x = 188,945.68
  5. Step 5: Solve for x
    x = 188,945.68/552.52
  6. Step 6: Final answer
    x = 341.97

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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.