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Finding the Third Proportional to 250,033 and 387,262

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Solution

The third proportional to 250,033 and 387,262 is: 599,808.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,033 : 387,262 = 387,262 : x
  2. Step 2: Convert to fraction form
    250,033/387,262 = 387,262/x
  3. Step 3: Cross multiply
    250,033x = 387,262 × 387,262
  4. Step 4: Simplify right side
    250,033x = 149,971,856,644
  5. Step 5: Solve for x
    x = 149,971,856,644/250,033
  6. Step 6: Final answer
    x = 599,808.25

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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.