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Finding the Third Proportional to 449,544 and 632,366

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Solution

The third proportional to 449,544 and 632,366 is: 889,538.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,544 : 632,366 = 632,366 : x
  2. Step 2: Convert to fraction form
    449,544/632,366 = 632,366/x
  3. Step 3: Cross multiply
    449,544x = 632,366 × 632,366
  4. Step 4: Simplify right side
    449,544x = 399,886,757,956
  5. Step 5: Solve for x
    x = 399,886,757,956/449,544
  6. Step 6: Final answer
    x = 889,538.64

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.