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Finding the Third Proportional to 395,322 and 850,683

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Solution

The third proportional to 395,322 and 850,683 is: 1,830,562.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,322 : 850,683 = 850,683 : x
  2. Step 2: Convert to fraction form
    395,322/850,683 = 850,683/x
  3. Step 3: Cross multiply
    395,322x = 850,683 × 850,683
  4. Step 4: Simplify right side
    395,322x = 723,661,566,489
  5. Step 5: Solve for x
    x = 723,661,566,489/395,322
  6. Step 6: Final answer
    x = 1,830,562.34

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.