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Finding the Fourth Proportional to 422,375.94, 633,566.03 and 106,833.15

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Solution

The fourth proportional to 422,375.94, 633,566.03 and 106,833.15 is: 160,250.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,375.94 : 633,566.03 = 106,833.15 : x
  2. Step 2: Convert to fraction form
    422,375.94/633,566.03 = 106,833.15/x
  3. Step 3: Cross multiply
    422,375.94x = 633,566.03 × 106,833.15
  4. Step 4: Simplify right side
    422,375.94x = 67,685,854,984.98
  5. Step 5: Solve for x
    x = 67,685,854,984.98/422,375.94
  6. Step 6: Final answer
    x = 160,250.26

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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.