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Finding the Third Proportional to 115,830 and 250,005

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Solution

The third proportional to 115,830 and 250,005 is: 539,605.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,830 : 250,005 = 250,005 : x
  2. Step 2: Convert to fraction form
    115,830/250,005 = 250,005/x
  3. Step 3: Cross multiply
    115,830x = 250,005 × 250,005
  4. Step 4: Simplify right side
    115,830x = 62,502,500,025
  5. Step 5: Solve for x
    x = 62,502,500,025/115,830
  6. Step 6: Final answer
    x = 539,605.46

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.