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Finding the Fourth Proportional to 297,227.88, 445,855.94 and 94,845.43

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Solution

The fourth proportional to 297,227.88, 445,855.94 and 94,845.43 is: 142,272.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,227.88 : 445,855.94 = 94,845.43 : x
  2. Step 2: Convert to fraction form
    297,227.88/445,855.94 = 94,845.43/x
  3. Step 3: Cross multiply
    297,227.88x = 445,855.94 × 94,845.43
  4. Step 4: Simplify right side
    297,227.88x = 42,287,399,319.62
  5. Step 5: Solve for x
    x = 42,287,399,319.62/297,227.88
  6. Step 6: Final answer
    x = 142,272.65

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1.5x scale

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.