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Finding the Fourth Proportional to 600.17, 827.51 and 517.13

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Solution

The fourth proportional to 600.17, 827.51 and 517.13 is: 713.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.17 : 827.51 = 517.13 : x
  2. Step 2: Convert to fraction form
    600.17/827.51 = 517.13/x
  3. Step 3: Cross multiply
    600.17x = 827.51 × 517.13
  4. Step 4: Simplify right side
    600.17x = 427,930.25
  5. Step 5: Solve for x
    x = 427,930.25/600.17
  6. Step 6: Final answer
    x = 713.02

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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.