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Finding the Third Proportional to 325,012 and 519,000

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Solution

The third proportional to 325,012 and 519,000 is: 828,772.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,012 : 519,000 = 519,000 : x
  2. Step 2: Convert to fraction form
    325,012/519,000 = 519,000/x
  3. Step 3: Cross multiply
    325,012x = 519,000 × 519,000
  4. Step 4: Simplify right side
    325,012x = 269,361,000,000
  5. Step 5: Solve for x
    x = 269,361,000,000/325,012
  6. Step 6: Final answer
    x = 828,772.48

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.