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Finding the Third Proportional to 204,120 and 426,829.50

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Solution

The third proportional to 204,120 and 426,829.50 is: 892,530.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,120 : 426,829.50 = 426,829.50 : x
  2. Step 2: Convert to fraction form
    204,120/426,829.50 = 426,829.50/x
  3. Step 3: Cross multiply
    204,120x = 426,829.50 × 426,829.50
  4. Step 4: Simplify right side
    204,120x = 182,183,422,070.25
  5. Step 5: Solve for x
    x = 182,183,422,070.25/204,120
  6. Step 6: Final answer
    x = 892,530.97

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.