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Finding the Fourth Proportional to 367.92, 551.59 and 252.08

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Solution

The fourth proportional to 367.92, 551.59 and 252.08 is: 377.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.92 : 551.59 = 252.08 : x
  2. Step 2: Convert to fraction form
    367.92/551.59 = 252.08/x
  3. Step 3: Cross multiply
    367.92x = 551.59 × 252.08
  4. Step 4: Simplify right side
    367.92x = 139,043.55
  5. Step 5: Solve for x
    x = 139,043.55/367.92
  6. Step 6: Final answer
    x = 377.92

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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.