Home / 361,269.20-498,545.24-200,120.86

Finding the Fourth Proportional to 361,269.20, 498,545.24 and 200,120.86

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Solution

The fourth proportional to 361,269.20, 498,545.24 and 200,120.86 is: 276,163.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,269.20 : 498,545.24 = 200,120.86 : x
  2. Step 2: Convert to fraction form
    361,269.20/498,545.24 = 200,120.86/x
  3. Step 3: Cross multiply
    361,269.20x = 498,545.24 × 200,120.86
  4. Step 4: Simplify right side
    361,269.20x = 99,769,302,177.71
  5. Step 5: Solve for x
    x = 99,769,302,177.71/361,269.20
  6. Step 6: Final answer
    x = 276,163.32

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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.