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Finding the Fourth Proportional to 297,234.40, 445,754.40 and 110,221.60

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Solution

The fourth proportional to 297,234.40, 445,754.40 and 110,221.60 is: 165,296.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,234.40 : 445,754.40 = 110,221.60 : x
  2. Step 2: Convert to fraction form
    297,234.40/445,754.40 = 110,221.60/x
  3. Step 3: Cross multiply
    297,234.40x = 445,754.40 × 110,221.60
  4. Step 4: Simplify right side
    297,234.40x = 49,131,763,175.04
  5. Step 5: Solve for x
    x = 49,131,763,175.04/297,234.40
  6. Step 6: Final answer
    x = 165,296.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.