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Finding the Third Proportional to 115,569 and 248,382

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Solution

The third proportional to 115,569 and 248,382 is: 533,824.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,569 : 248,382 = 248,382 : x
  2. Step 2: Convert to fraction form
    115,569/248,382 = 248,382/x
  3. Step 3: Cross multiply
    115,569x = 248,382 × 248,382
  4. Step 4: Simplify right side
    115,569x = 61,693,617,924
  5. Step 5: Solve for x
    x = 61,693,617,924/115,569
  6. Step 6: Final answer
    x = 533,824.97

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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.