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Finding the Third Proportional to 202,446 and 432,916

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Solution

The third proportional to 202,446 and 432,916 is: 925,759.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,446 : 432,916 = 432,916 : x
  2. Step 2: Convert to fraction form
    202,446/432,916 = 432,916/x
  3. Step 3: Cross multiply
    202,446x = 432,916 × 432,916
  4. Step 4: Simplify right side
    202,446x = 187,416,263,056
  5. Step 5: Solve for x
    x = 187,416,263,056/202,446
  6. Step 6: Final answer
    x = 925,759.28

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.