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Finding the Third Proportional to 193,435.50 and 425,160.50

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Solution

The third proportional to 193,435.50 and 425,160.50 is: 934,479.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,435.50 : 425,160.50 = 425,160.50 : x
  2. Step 2: Convert to fraction form
    193,435.50/425,160.50 = 425,160.50/x
  3. Step 3: Cross multiply
    193,435.50x = 425,160.50 × 425,160.50
  4. Step 4: Simplify right side
    193,435.50x = 180,761,450,760.25
  5. Step 5: Solve for x
    x = 180,761,450,760.25/193,435.50
  6. Step 6: Final answer
    x = 934,479.20

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.