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Finding the Third Proportional to 325,404 and 670,896

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Solution

The third proportional to 325,404 and 670,896 is: 1,383,208.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,404 : 670,896 = 670,896 : x
  2. Step 2: Convert to fraction form
    325,404/670,896 = 670,896/x
  3. Step 3: Cross multiply
    325,404x = 670,896 × 670,896
  4. Step 4: Simplify right side
    325,404x = 450,101,442,816
  5. Step 5: Solve for x
    x = 450,101,442,816/325,404
  6. Step 6: Final answer
    x = 1,383,208.08

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.