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Finding the Third Proportional to 407,904 and 897,366

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Solution

The third proportional to 407,904 and 897,366 is: 1,974,155.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,904 : 897,366 = 897,366 : x
  2. Step 2: Convert to fraction form
    407,904/897,366 = 897,366/x
  3. Step 3: Cross multiply
    407,904x = 897,366 × 897,366
  4. Step 4: Simplify right side
    407,904x = 805,265,737,956
  5. Step 5: Solve for x
    x = 805,265,737,956/407,904
  6. Step 6: Final answer
    x = 1,974,155.04

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.