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Finding the Third Proportional to 457,500 and 694,026

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Solution

The third proportional to 457,500 and 694,026 is: 1,052,835.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,500 : 694,026 = 694,026 : x
  2. Step 2: Convert to fraction form
    457,500/694,026 = 694,026/x
  3. Step 3: Cross multiply
    457,500x = 694,026 × 694,026
  4. Step 4: Simplify right side
    457,500x = 481,672,088,676
  5. Step 5: Solve for x
    x = 481,672,088,676/457,500
  6. Step 6: Final answer
    x = 1,052,835.17

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.