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Finding the Third Proportional to 366,991 and 607,375

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Solution

The third proportional to 366,991 and 607,375 is: 1,005,213.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,991 : 607,375 = 607,375 : x
  2. Step 2: Convert to fraction form
    366,991/607,375 = 607,375/x
  3. Step 3: Cross multiply
    366,991x = 607,375 × 607,375
  4. Step 4: Simplify right side
    366,991x = 368,904,390,625
  5. Step 5: Solve for x
    x = 368,904,390,625/366,991
  6. Step 6: Final answer
    x = 1,005,213.73

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Why These Related Problems?

These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.