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Finding the Fourth Proportional to 567.34, 851.37 and 242.71

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Solution

The fourth proportional to 567.34, 851.37 and 242.71 is: 364.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.34 : 851.37 = 242.71 : x
  2. Step 2: Convert to fraction form
    567.34/851.37 = 242.71/x
  3. Step 3: Cross multiply
    567.34x = 851.37 × 242.71
  4. Step 4: Simplify right side
    567.34x = 206,634.79
  5. Step 5: Solve for x
    x = 206,634.79/567.34
  6. Step 6: Final answer
    x = 364.22

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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.