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Finding the Third Proportional to 453,941 and 680,040

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Solution

The third proportional to 453,941 and 680,040 is: 1,018,754.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,941 : 680,040 = 680,040 : x
  2. Step 2: Convert to fraction form
    453,941/680,040 = 680,040/x
  3. Step 3: Cross multiply
    453,941x = 680,040 × 680,040
  4. Step 4: Simplify right side
    453,941x = 462,454,401,600
  5. Step 5: Solve for x
    x = 462,454,401,600/453,941
  6. Step 6: Final answer
    x = 1,018,754.42

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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.