Home / 396,228.31-594,331.83-111,938.46

Finding the Fourth Proportional to 396,228.31, 594,331.83 and 111,938.46

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Solution

The fourth proportional to 396,228.31, 594,331.83 and 111,938.46 is: 167,904.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,228.31 : 594,331.83 = 111,938.46 : x
  2. Step 2: Convert to fraction form
    396,228.31/594,331.83 = 111,938.46/x
  3. Step 3: Cross multiply
    396,228.31x = 594,331.83 × 111,938.46
  4. Step 4: Simplify right side
    396,228.31x = 66,528,587,550.44
  5. Step 5: Solve for x
    x = 66,528,587,550.44/396,228.31
  6. Step 6: Final answer
    x = 167,904.68

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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.