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Finding the Fourth Proportional to 625.33, 938.00 and 586.86

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Solution

The fourth proportional to 625.33, 938.00 and 586.86 is: 880.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    625.33 : 938.00 = 586.86 : x
  2. Step 2: Convert to fraction form
    625.33/938.00 = 586.86/x
  3. Step 3: Cross multiply
    625.33x = 938.00 × 586.86
  4. Step 4: Simplify right side
    625.33x = 550,469.33
  5. Step 5: Solve for x
    x = 550,469.33/625.33
  6. Step 6: Final answer
    x = 880.28

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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.