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Finding the Fourth Proportional to 367.11, 550.02 and 229.95

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Solution

The fourth proportional to 367.11, 550.02 and 229.95 is: 344.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.11 : 550.02 = 229.95 : x
  2. Step 2: Convert to fraction form
    367.11/550.02 = 229.95/x
  3. Step 3: Cross multiply
    367.11x = 550.02 × 229.95
  4. Step 4: Simplify right side
    367.11x = 126,477.10
  5. Step 5: Solve for x
    x = 126,477.10/367.11
  6. Step 6: Final answer
    x = 344.52

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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.