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Finding the Third Proportional to 117,613 and 258,554

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Solution

The third proportional to 117,613 and 258,554 is: 568,391.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,613 : 258,554 = 258,554 : x
  2. Step 2: Convert to fraction form
    117,613/258,554 = 258,554/x
  3. Step 3: Cross multiply
    117,613x = 258,554 × 258,554
  4. Step 4: Simplify right side
    117,613x = 66,850,170,916
  5. Step 5: Solve for x
    x = 66,850,170,916/117,613
  6. Step 6: Final answer
    x = 568,391.00

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.