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Finding the Third Proportional to 275,284.50 and 606,445.50

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Solution

The third proportional to 275,284.50 and 606,445.50 is: 1,335,985.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,284.50 : 606,445.50 = 606,445.50 : x
  2. Step 2: Convert to fraction form
    275,284.50/606,445.50 = 606,445.50/x
  3. Step 3: Cross multiply
    275,284.50x = 606,445.50 × 606,445.50
  4. Step 4: Simplify right side
    275,284.50x = 367,776,144,470.25
  5. Step 5: Solve for x
    x = 367,776,144,470.25/275,284.50
  6. Step 6: Final answer
    x = 1,335,985.66

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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.