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Finding the Third Proportional to 304,803 and 668,493

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Solution

The third proportional to 304,803 and 668,493 is: 1,466,136.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,803 : 668,493 = 668,493 : x
  2. Step 2: Convert to fraction form
    304,803/668,493 = 668,493/x
  3. Step 3: Cross multiply
    304,803x = 668,493 × 668,493
  4. Step 4: Simplify right side
    304,803x = 446,882,891,049
  5. Step 5: Solve for x
    x = 446,882,891,049/304,803
  6. Step 6: Final answer
    x = 1,466,136.79

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.