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Finding the Third Proportional to 325,393 and 675,388

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Solution

The third proportional to 325,393 and 675,388 is: 1,401,840.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,393 : 675,388 = 675,388 : x
  2. Step 2: Convert to fraction form
    325,393/675,388 = 675,388/x
  3. Step 3: Cross multiply
    325,393x = 675,388 × 675,388
  4. Step 4: Simplify right side
    325,393x = 456,148,950,544
  5. Step 5: Solve for x
    x = 456,148,950,544/325,393
  6. Step 6: Final answer
    x = 1,401,840.08

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.