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Finding the Fourth Proportional to 227.48, 341.49 and 176.15

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Solution

The fourth proportional to 227.48, 341.49 and 176.15 is: 264.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.48 : 341.49 = 176.15 : x
  2. Step 2: Convert to fraction form
    227.48/341.49 = 176.15/x
  3. Step 3: Cross multiply
    227.48x = 341.49 × 176.15
  4. Step 4: Simplify right side
    227.48x = 60,151.76
  5. Step 5: Solve for x
    x = 60,151.76/227.48
  6. Step 6: Final answer
    x = 264.43

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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.