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Finding the Third Proportional to 275,030.44 and 437,605.03

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Solution

The third proportional to 275,030.44 and 437,605.03 is: 696,279.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,030.44 : 437,605.03 = 437,605.03 : x
  2. Step 2: Convert to fraction form
    275,030.44/437,605.03 = 437,605.03/x
  3. Step 3: Cross multiply
    275,030.44x = 437,605.03 × 437,605.03
  4. Step 4: Simplify right side
    275,030.44x = 191,498,163,375.31
  5. Step 5: Solve for x
    x = 191,498,163,375.31/275,030.44
  6. Step 6: Final answer
    x = 696,279.89

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.