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Finding the Third Proportional to 324,330 and 709,752

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Solution

The third proportional to 324,330 and 709,752 is: 1,553,195.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,330 : 709,752 = 709,752 : x
  2. Step 2: Convert to fraction form
    324,330/709,752 = 709,752/x
  3. Step 3: Cross multiply
    324,330x = 709,752 × 709,752
  4. Step 4: Simplify right side
    324,330x = 503,747,901,504
  5. Step 5: Solve for x
    x = 503,747,901,504/324,330
  6. Step 6: Final answer
    x = 1,553,195.52

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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.