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Finding the Third Proportional to 186,022 and 403,755

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Solution

The third proportional to 186,022 and 403,755 is: 876,337.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,022 : 403,755 = 403,755 : x
  2. Step 2: Convert to fraction form
    186,022/403,755 = 403,755/x
  3. Step 3: Cross multiply
    186,022x = 403,755 × 403,755
  4. Step 4: Simplify right side
    186,022x = 163,018,100,025
  5. Step 5: Solve for x
    x = 163,018,100,025/186,022
  6. Step 6: Final answer
    x = 876,337.75

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.