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Finding the Third Proportional to 207,104 and 300,608

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Solution

The third proportional to 207,104 and 300,608 is: 436,327.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,104 : 300,608 = 300,608 : x
  2. Step 2: Convert to fraction form
    207,104/300,608 = 300,608/x
  3. Step 3: Cross multiply
    207,104x = 300,608 × 300,608
  4. Step 4: Simplify right side
    207,104x = 90,365,169,664
  5. Step 5: Solve for x
    x = 90,365,169,664/207,104
  6. Step 6: Final answer
    x = 436,327.50

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.