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Finding the Third Proportional to 408,483 and 886,707

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Solution

The third proportional to 408,483 and 886,707 is: 1,924,803

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,483 : 886,707 = 886,707 : x
  2. Step 2: Convert to fraction form
    408,483/886,707 = 886,707/x
  3. Step 3: Cross multiply
    408,483x = 886,707 × 886,707
  4. Step 4: Simplify right side
    408,483x = 786,249,303,849
  5. Step 5: Solve for x
    x = 786,249,303,849/408,483
  6. Step 6: Final answer
    x = 1,924,803

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.