Home / 337,579.12-465,905.24-194,335.60

Finding the Fourth Proportional to 337,579.12, 465,905.24 and 194,335.60

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Solution

The fourth proportional to 337,579.12, 465,905.24 and 194,335.60 is: 268,209.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,579.12 : 465,905.24 = 194,335.60 : x
  2. Step 2: Convert to fraction form
    337,579.12/465,905.24 = 194,335.60/x
  3. Step 3: Cross multiply
    337,579.12x = 465,905.24 × 194,335.60
  4. Step 4: Simplify right side
    337,579.12x = 90,541,974,358.54
  5. Step 5: Solve for x
    x = 90,541,974,358.54/337,579.12
  6. Step 6: Final answer
    x = 268,209.64

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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.