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Finding the Third Proportional to 383,568 and 807,574

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Solution

The third proportional to 383,568 and 807,574 is: 1,700,287.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,568 : 807,574 = 807,574 : x
  2. Step 2: Convert to fraction form
    383,568/807,574 = 807,574/x
  3. Step 3: Cross multiply
    383,568x = 807,574 × 807,574
  4. Step 4: Simplify right side
    383,568x = 652,175,765,476
  5. Step 5: Solve for x
    x = 652,175,765,476/383,568
  6. Step 6: Final answer
    x = 1,700,287.21

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.