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Finding the Third Proportional to 276,084 and 603,864

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Solution

The third proportional to 276,084 and 603,864 is: 1,320,799.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,084 : 603,864 = 603,864 : x
  2. Step 2: Convert to fraction form
    276,084/603,864 = 603,864/x
  3. Step 3: Cross multiply
    276,084x = 603,864 × 603,864
  4. Step 4: Simplify right side
    276,084x = 364,651,730,496
  5. Step 5: Solve for x
    x = 364,651,730,496/276,084
  6. Step 6: Final answer
    x = 1,320,799.94

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.