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Finding the Fourth Proportional to 367.53, 506.21 and 273.97

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Solution

The fourth proportional to 367.53, 506.21 and 273.97 is: 377.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.53 : 506.21 = 273.97 : x
  2. Step 2: Convert to fraction form
    367.53/506.21 = 273.97/x
  3. Step 3: Cross multiply
    367.53x = 506.21 × 273.97
  4. Step 4: Simplify right side
    367.53x = 138,686.35
  5. Step 5: Solve for x
    x = 138,686.35/367.53
  6. Step 6: Final answer
    x = 377.35

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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.