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Finding the Third Proportional to 366,991 and 567,188

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Solution

The third proportional to 366,991 and 567,188 is: 876,594.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,991 : 567,188 = 567,188 : x
  2. Step 2: Convert to fraction form
    366,991/567,188 = 567,188/x
  3. Step 3: Cross multiply
    366,991x = 567,188 × 567,188
  4. Step 4: Simplify right side
    366,991x = 321,702,227,344
  5. Step 5: Solve for x
    x = 321,702,227,344/366,991
  6. Step 6: Final answer
    x = 876,594.32

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.