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Finding the Fourth Proportional to 367.07, 506.56 and 201.29

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Solution

The fourth proportional to 367.07, 506.56 and 201.29 is: 277.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.07 : 506.56 = 201.29 : x
  2. Step 2: Convert to fraction form
    367.07/506.56 = 201.29/x
  3. Step 3: Cross multiply
    367.07x = 506.56 × 201.29
  4. Step 4: Simplify right side
    367.07x = 101,966.23
  5. Step 5: Solve for x
    x = 101,966.23/367.07
  6. Step 6: Final answer
    x = 277.78

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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.