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Finding the Third Proportional to 356,020.50 and 534,100.50

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Solution

The third proportional to 356,020.50 and 534,100.50 is: 801,255.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,020.50 : 534,100.50 = 534,100.50 : x
  2. Step 2: Convert to fraction form
    356,020.50/534,100.50 = 534,100.50/x
  3. Step 3: Cross multiply
    356,020.50x = 534,100.50 × 534,100.50
  4. Step 4: Simplify right side
    356,020.50x = 285,263,344,100.25
  5. Step 5: Solve for x
    x = 285,263,344,100.25/356,020.50
  6. Step 6: Final answer
    x = 801,255.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.