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Finding the Fourth Proportional to 610.57, 914.64 and 567.91

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Solution

The fourth proportional to 610.57, 914.64 and 567.91 is: 850.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    610.57 : 914.64 = 567.91 : x
  2. Step 2: Convert to fraction form
    610.57/914.64 = 567.91/x
  3. Step 3: Cross multiply
    610.57x = 914.64 × 567.91
  4. Step 4: Simplify right side
    610.57x = 519,433.20
  5. Step 5: Solve for x
    x = 519,433.20/610.57
  6. Step 6: Final answer
    x = 850.73

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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.