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Finding the Fourth Proportional to 367.92, 507.90 and 237

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Solution

The fourth proportional to 367.92, 507.90 and 237 is: 327.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.92 : 507.90 = 237 : x
  2. Step 2: Convert to fraction form
    367.92/507.90 = 237/x
  3. Step 3: Cross multiply
    367.92x = 507.90 × 237
  4. Step 4: Simplify right side
    367.92x = 120,372.30
  5. Step 5: Solve for x
    x = 120,372.30/367.92
  6. Step 6: Final answer
    x = 327.17

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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.