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Finding the Third Proportional to 185,652 and 394,632

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Solution

The third proportional to 185,652 and 394,632 is: 838,851.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,652 : 394,632 = 394,632 : x
  2. Step 2: Convert to fraction form
    185,652/394,632 = 394,632/x
  3. Step 3: Cross multiply
    185,652x = 394,632 × 394,632
  4. Step 4: Simplify right side
    185,652x = 155,734,415,424
  5. Step 5: Solve for x
    x = 155,734,415,424/185,652
  6. Step 6: Final answer
    x = 838,851.27

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.