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Finding the Fourth Proportional to 297,245.58, 445,889.57 and 119,753.52

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Solution

The fourth proportional to 297,245.58, 445,889.57 and 119,753.52 is: 179,638.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,245.58 : 445,889.57 = 119,753.52 : x
  2. Step 2: Convert to fraction form
    297,245.58/445,889.57 = 119,753.52/x
  3. Step 3: Cross multiply
    297,245.58x = 445,889.57 × 119,753.52
  4. Step 4: Simplify right side
    297,245.58x = 53,396,844,940.02
  5. Step 5: Solve for x
    x = 53,396,844,940.02/297,245.58
  6. Step 6: Final answer
    x = 179,638.82

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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.