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Finding the Fourth Proportional to 367.24, 551.22 and 251.32

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Solution

The fourth proportional to 367.24, 551.22 and 251.32 is: 377.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.24 : 551.22 = 251.32 : x
  2. Step 2: Convert to fraction form
    367.24/551.22 = 251.32/x
  3. Step 3: Cross multiply
    367.24x = 551.22 × 251.32
  4. Step 4: Simplify right side
    367.24x = 138,532.61
  5. Step 5: Solve for x
    x = 138,532.61/367.24
  6. Step 6: Final answer
    x = 377.23

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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.