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Finding the Fourth Proportional to 625.67, 936.77 and 568.01

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Solution

The fourth proportional to 625.67, 936.77 and 568.01 is: 850.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    625.67 : 936.77 = 568.01 : x
  2. Step 2: Convert to fraction form
    625.67/936.77 = 568.01/x
  3. Step 3: Cross multiply
    625.67x = 936.77 × 568.01
  4. Step 4: Simplify right side
    625.67x = 532,091.46
  5. Step 5: Solve for x
    x = 532,091.46/625.67
  6. Step 6: Final answer
    x = 850.44

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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.