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Finding the Third Proportional to 378,844 and 588,186

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Solution

The third proportional to 378,844 and 588,186 is: 913,206.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,844 : 588,186 = 588,186 : x
  2. Step 2: Convert to fraction form
    378,844/588,186 = 588,186/x
  3. Step 3: Cross multiply
    378,844x = 588,186 × 588,186
  4. Step 4: Simplify right side
    378,844x = 345,962,770,596
  5. Step 5: Solve for x
    x = 345,962,770,596/378,844
  6. Step 6: Final answer
    x = 913,206.41

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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.