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Finding the Fourth Proportional to 367.26, 506.79 and 201.48

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Solution

The fourth proportional to 367.26, 506.79 and 201.48 is: 278.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.26 : 506.79 = 201.48 : x
  2. Step 2: Convert to fraction form
    367.26/506.79 = 201.48/x
  3. Step 3: Cross multiply
    367.26x = 506.79 × 201.48
  4. Step 4: Simplify right side
    367.26x = 102,108.05
  5. Step 5: Solve for x
    x = 102,108.05/367.26
  6. Step 6: Final answer
    x = 278.03

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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.