Home / 227,572.20-340,580.70-199,578.60

Finding the Fourth Proportional to 227,572.20, 340,580.70 and 199,578.60

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Solution

The fourth proportional to 227,572.20, 340,580.70 and 199,578.60 is: 298,685.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,572.20 : 340,580.70 = 199,578.60 : x
  2. Step 2: Convert to fraction form
    227,572.20/340,580.70 = 199,578.60/x
  3. Step 3: Cross multiply
    227,572.20x = 340,580.70 × 199,578.60
  4. Step 4: Simplify right side
    227,572.20x = 67,972,619,293.02
  5. Step 5: Solve for x
    x = 67,972,619,293.02/227,572.20
  6. Step 6: Final answer
    x = 298,685.95

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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.