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Finding the Fourth Proportional to 610.14, 917.22 and 565.04

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Solution

The fourth proportional to 610.14, 917.22 and 565.04 is: 849.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    610.14 : 917.22 = 565.04 : x
  2. Step 2: Convert to fraction form
    610.14/917.22 = 565.04/x
  3. Step 3: Cross multiply
    610.14x = 917.22 × 565.04
  4. Step 4: Simplify right side
    610.14x = 518,265.99
  5. Step 5: Solve for x
    x = 518,265.99/610.14
  6. Step 6: Final answer
    x = 849.42

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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.