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Finding the Fourth Proportional to 227.14, 341.67 and 205.06

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Solution

The fourth proportional to 227.14, 341.67 and 205.06 is: 308.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.14 : 341.67 = 205.06 : x
  2. Step 2: Convert to fraction form
    227.14/341.67 = 205.06/x
  3. Step 3: Cross multiply
    227.14x = 341.67 × 205.06
  4. Step 4: Simplify right side
    227.14x = 70,062.85
  5. Step 5: Solve for x
    x = 70,062.85/227.14
  6. Step 6: Final answer
    x = 308.46

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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.