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Finding the Fourth Proportional to 225.27, 337.95 and 204.66

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Solution

The fourth proportional to 225.27, 337.95 and 204.66 is: 307.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    225.27 : 337.95 = 204.66 : x
  2. Step 2: Convert to fraction form
    225.27/337.95 = 204.66/x
  3. Step 3: Cross multiply
    225.27x = 337.95 × 204.66
  4. Step 4: Simplify right side
    225.27x = 69,164.85
  5. Step 5: Solve for x
    x = 69,164.85/225.27
  6. Step 6: Final answer
    x = 307.03

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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.