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Finding the Third Proportional to 451,608.75 and 697,650.75

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Solution

The third proportional to 451,608.75 and 697,650.75 is: 1,077,739.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,608.75 : 697,650.75 = 697,650.75 : x
  2. Step 2: Convert to fraction form
    451,608.75/697,650.75 = 697,650.75/x
  3. Step 3: Cross multiply
    451,608.75x = 697,650.75 × 697,650.75
  4. Step 4: Simplify right side
    451,608.75x = 486,716,568,975.56
  5. Step 5: Solve for x
    x = 486,716,568,975.56/451,608.75
  6. Step 6: Final answer
    x = 1,077,739.46

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.