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Finding the Fourth Proportional to 567.47, 851.27 and 242.87

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Solution

The fourth proportional to 567.47, 851.27 and 242.87 is: 364.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.47 : 851.27 = 242.87 : x
  2. Step 2: Convert to fraction form
    567.47/851.27 = 242.87/x
  3. Step 3: Cross multiply
    567.47x = 851.27 × 242.87
  4. Step 4: Simplify right side
    567.47x = 206,747.94
  5. Step 5: Solve for x
    x = 206,747.94/567.47
  6. Step 6: Final answer
    x = 364.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.