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Finding the Third Proportional to 351,216 and 755,692

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Solution

The third proportional to 351,216 and 755,692 is: 1,625,980.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,216 : 755,692 = 755,692 : x
  2. Step 2: Convert to fraction form
    351,216/755,692 = 755,692/x
  3. Step 3: Cross multiply
    351,216x = 755,692 × 755,692
  4. Step 4: Simplify right side
    351,216x = 571,070,398,864
  5. Step 5: Solve for x
    x = 571,070,398,864/351,216
  6. Step 6: Final answer
    x = 1,625,980.59

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.