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Finding the Fourth Proportional to 633,767.52, 950,650.26 and 213,338.64

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Solution

The fourth proportional to 633,767.52, 950,650.26 and 213,338.64 is: 320,007.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,767.52 : 950,650.26 = 213,338.64 : x
  2. Step 2: Convert to fraction form
    633,767.52/950,650.26 = 213,338.64/x
  3. Step 3: Cross multiply
    633,767.52x = 950,650.26 × 213,338.64
  4. Step 4: Simplify right side
    633,767.52x = 202,810,433,584.05
  5. Step 5: Solve for x
    x = 202,810,433,584.05/633,767.52
  6. Step 6: Final answer
    x = 320,007.62

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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.