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Finding the Third Proportional to 105,291 and 230,265

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Solution

The third proportional to 105,291 and 230,265 is: 503,575.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,291 : 230,265 = 230,265 : x
  2. Step 2: Convert to fraction form
    105,291/230,265 = 230,265/x
  3. Step 3: Cross multiply
    105,291x = 230,265 × 230,265
  4. Step 4: Simplify right side
    105,291x = 53,021,970,225
  5. Step 5: Solve for x
    x = 53,021,970,225/105,291
  6. Step 6: Final answer
    x = 503,575.52

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.