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Finding the Fourth Proportional to 367.66, 506.88 and 269.32

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Solution

The fourth proportional to 367.66, 506.88 and 269.32 is: 371.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.66 : 506.88 = 269.32 : x
  2. Step 2: Convert to fraction form
    367.66/506.88 = 269.32/x
  3. Step 3: Cross multiply
    367.66x = 506.88 × 269.32
  4. Step 4: Simplify right side
    367.66x = 136,512.92
  5. Step 5: Solve for x
    x = 136,512.92/367.66
  6. Step 6: Final answer
    x = 371.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.