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Finding the Third Proportional to 408,083 and 888,445

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Solution

The third proportional to 408,083 and 888,445 is: 1,934,249.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,083 : 888,445 = 888,445 : x
  2. Step 2: Convert to fraction form
    408,083/888,445 = 888,445/x
  3. Step 3: Cross multiply
    408,083x = 888,445 × 888,445
  4. Step 4: Simplify right side
    408,083x = 789,334,518,025
  5. Step 5: Solve for x
    x = 789,334,518,025/408,083
  6. Step 6: Final answer
    x = 1,934,249.94

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.