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Finding the Third Proportional to 304,450 and 657,682

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Solution

The third proportional to 304,450 and 657,682 is: 1,420,744.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,450 : 657,682 = 657,682 : x
  2. Step 2: Convert to fraction form
    304,450/657,682 = 657,682/x
  3. Step 3: Cross multiply
    304,450x = 657,682 × 657,682
  4. Step 4: Simplify right side
    304,450x = 432,545,613,124
  5. Step 5: Solve for x
    x = 432,545,613,124/304,450
  6. Step 6: Final answer
    x = 1,420,744.34

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.