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Finding the Third Proportional to 280,754 and 608,797

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Solution

The third proportional to 280,754 and 608,797 is: 1,320,137.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,754 : 608,797 = 608,797 : x
  2. Step 2: Convert to fraction form
    280,754/608,797 = 608,797/x
  3. Step 3: Cross multiply
    280,754x = 608,797 × 608,797
  4. Step 4: Simplify right side
    280,754x = 370,633,787,209
  5. Step 5: Solve for x
    x = 370,633,787,209/280,754
  6. Step 6: Final answer
    x = 1,320,137.16

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.