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Finding the Fourth Proportional to 367.92, 507.51 and 227.88

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Solution

The fourth proportional to 367.92, 507.51 and 227.88 is: 314.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.92 : 507.51 = 227.88 : x
  2. Step 2: Convert to fraction form
    367.92/507.51 = 227.88/x
  3. Step 3: Cross multiply
    367.92x = 507.51 × 227.88
  4. Step 4: Simplify right side
    367.92x = 115,651.38
  5. Step 5: Solve for x
    x = 115,651.38/367.92
  6. Step 6: Final answer
    x = 314.34

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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.