Home / 361,304.15-498,603.20-200,162.61

Finding the Fourth Proportional to 361,304.15, 498,603.20 and 200,162.61

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Solution

The fourth proportional to 361,304.15, 498,603.20 and 200,162.61 is: 276,226.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,304.15 : 498,603.20 = 200,162.61 : x
  2. Step 2: Convert to fraction form
    361,304.15/498,603.20 = 200,162.61/x
  3. Step 3: Cross multiply
    361,304.15x = 498,603.20 × 200,162.61
  4. Step 4: Simplify right side
    361,304.15x = 99,801,716,865.54
  5. Step 5: Solve for x
    x = 99,801,716,865.54/361,304.15
  6. Step 6: Final answer
    x = 276,226.33

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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.