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Finding the Fourth Proportional to 367.56, 506.96 and 341.28

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Solution

The fourth proportional to 367.56, 506.96 and 341.28 is: 470.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.56 : 506.96 = 341.28 : x
  2. Step 2: Convert to fraction form
    367.56/506.96 = 341.28/x
  3. Step 3: Cross multiply
    367.56x = 506.96 × 341.28
  4. Step 4: Simplify right side
    367.56x = 173,015.31
  5. Step 5: Solve for x
    x = 173,015.31/367.56
  6. Step 6: Final answer
    x = 470.71

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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.