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Finding the Fourth Proportional to 600.33, 827.84 and 422.97

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Solution

The fourth proportional to 600.33, 827.84 and 422.97 is: 583.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.33 : 827.84 = 422.97 : x
  2. Step 2: Convert to fraction form
    600.33/827.84 = 422.97/x
  3. Step 3: Cross multiply
    600.33x = 827.84 × 422.97
  4. Step 4: Simplify right side
    600.33x = 350,149.37
  5. Step 5: Solve for x
    x = 350,149.37/600.33
  6. Step 6: Final answer
    x = 583.26

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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.