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Finding the Third Proportional to 343,288 and 747,600

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Solution

The third proportional to 343,288 and 747,600 is: 1,628,095.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,288 : 747,600 = 747,600 : x
  2. Step 2: Convert to fraction form
    343,288/747,600 = 747,600/x
  3. Step 3: Cross multiply
    343,288x = 747,600 × 747,600
  4. Step 4: Simplify right side
    343,288x = 558,905,760,000
  5. Step 5: Solve for x
    x = 558,905,760,000/343,288
  6. Step 6: Final answer
    x = 1,628,095.83

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.