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Finding the Fourth Proportional to 773.34, 1,067.42 and 441.94

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Solution

The fourth proportional to 773.34, 1,067.42 and 441.94 is: 610.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    773.34 : 1,067.42 = 441.94 : x
  2. Step 2: Convert to fraction form
    773.34/1,067.42 = 441.94/x
  3. Step 3: Cross multiply
    773.34x = 1,067.42 × 441.94
  4. Step 4: Simplify right side
    773.34x = 471,735.59
  5. Step 5: Solve for x
    x = 471,735.59/773.34
  6. Step 6: Final answer
    x = 610.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.