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Finding the Fourth Proportional to 617.16, 927.54 and 544.26

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Solution

The fourth proportional to 617.16, 927.54 and 544.26 is: 817.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    617.16 : 927.54 = 544.26 : x
  2. Step 2: Convert to fraction form
    617.16/927.54 = 544.26/x
  3. Step 3: Cross multiply
    617.16x = 927.54 × 544.26
  4. Step 4: Simplify right side
    617.16x = 504,822.92
  5. Step 5: Solve for x
    x = 504,822.92/617.16
  6. Step 6: Final answer
    x = 817.98

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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.