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Finding the Third Proportional to 361,057.50 and 504,755.25

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Solution

The third proportional to 361,057.50 and 504,755.25 is: 705,643.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,057.50 : 504,755.25 = 504,755.25 : x
  2. Step 2: Convert to fraction form
    361,057.50/504,755.25 = 504,755.25/x
  3. Step 3: Cross multiply
    361,057.50x = 504,755.25 × 504,755.25
  4. Step 4: Simplify right side
    361,057.50x = 254,777,862,402.56
  5. Step 5: Solve for x
    x = 254,777,862,402.56/361,057.50
  6. Step 6: Final answer
    x = 705,643.46

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.