Home / 396,360.19-594,287.43-261,268.39

Finding the Fourth Proportional to 396,360.19, 594,287.43 and 261,268.39

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Solution

The fourth proportional to 396,360.19, 594,287.43 and 261,268.39 is: 391,735.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,360.19 : 594,287.43 = 261,268.39 : x
  2. Step 2: Convert to fraction form
    396,360.19/594,287.43 = 261,268.39/x
  3. Step 3: Cross multiply
    396,360.19x = 594,287.43 × 261,268.39
  4. Step 4: Simplify right side
    396,360.19x = 155,268,520,033.34
  5. Step 5: Solve for x
    x = 155,268,520,033.34/396,360.19
  6. Step 6: Final answer
    x = 391,735.91

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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.