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Finding the Third Proportional to 694,908 and 1,036,288.50

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Solution

The third proportional to 694,908 and 1,036,288.50 is: 1,545,375.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,908 : 1,036,288.50 = 1,036,288.50 : x
  2. Step 2: Convert to fraction form
    694,908/1,036,288.50 = 1,036,288.50/x
  3. Step 3: Cross multiply
    694,908x = 1,036,288.50 × 1,036,288.50
  4. Step 4: Simplify right side
    694,908x = 1,073,893,855,232.25
  5. Step 5: Solve for x
    x = 1,073,893,855,232.25/694,908
  6. Step 6: Final answer
    x = 1,545,375.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.