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Finding the Fourth Proportional to 227.03, 339.33 and 197.52

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Solution

The fourth proportional to 227.03, 339.33 and 197.52 is: 295.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.03 : 339.33 = 197.52 : x
  2. Step 2: Convert to fraction form
    227.03/339.33 = 197.52/x
  3. Step 3: Cross multiply
    227.03x = 339.33 × 197.52
  4. Step 4: Simplify right side
    227.03x = 67,023.93
  5. Step 5: Solve for x
    x = 67,023.93/227.03
  6. Step 6: Final answer
    x = 295.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.