Home / 361,901.20-499,440.04-200,756.36

Finding the Fourth Proportional to 361,901.20, 499,440.04 and 200,756.36

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Solution

The fourth proportional to 361,901.20, 499,440.04 and 200,756.36 is: 277,052.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,901.20 : 499,440.04 = 200,756.36 : x
  2. Step 2: Convert to fraction form
    361,901.20/499,440.04 = 200,756.36/x
  3. Step 3: Cross multiply
    361,901.20x = 499,440.04 × 200,756.36
  4. Step 4: Simplify right side
    361,901.20x = 100,265,764,468.65
  5. Step 5: Solve for x
    x = 100,265,764,468.65/361,901.20
  6. Step 6: Final answer
    x = 277,052.87

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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.