Home / 396,261.97-594,391.49-143,483.34

Finding the Fourth Proportional to 396,261.97, 594,391.49 and 143,483.34

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Solution

The fourth proportional to 396,261.97, 594,391.49 and 143,483.34 is: 215,224.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,261.97 : 594,391.49 = 143,483.34 : x
  2. Step 2: Convert to fraction form
    396,261.97/594,391.49 = 143,483.34/x
  3. Step 3: Cross multiply
    396,261.97x = 594,391.49 × 143,483.34
  4. Step 4: Simplify right side
    396,261.97x = 85,285,275,362.49
  5. Step 5: Solve for x
    x = 85,285,275,362.49/396,261.97
  6. Step 6: Final answer
    x = 215,224.48

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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.