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Finding the Fourth Proportional to 626.45, 944.46 and 567.68

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Solution

The fourth proportional to 626.45, 944.46 and 567.68 is: 855.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    626.45 : 944.46 = 567.68 : x
  2. Step 2: Convert to fraction form
    626.45/944.46 = 567.68/x
  3. Step 3: Cross multiply
    626.45x = 944.46 × 567.68
  4. Step 4: Simplify right side
    626.45x = 536,146.33
  5. Step 5: Solve for x
    x = 536,146.33/626.45
  6. Step 6: Final answer
    x = 855.86

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.