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Finding the Fourth Proportional to 297,226.35, 445,834.37 and 119,728.82

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Solution

The fourth proportional to 297,226.35, 445,834.37 and 119,728.82 is: 179,591.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,226.35 : 445,834.37 = 119,728.82 : x
  2. Step 2: Convert to fraction form
    297,226.35/445,834.37 = 119,728.82/x
  3. Step 3: Cross multiply
    297,226.35x = 445,834.37 × 119,728.82
  4. Step 4: Simplify right side
    297,226.35x = 53,379,223,551.49
  5. Step 5: Solve for x
    x = 53,379,223,551.49/297,226.35
  6. Step 6: Final answer
    x = 179,591.16

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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.