Home / 361,865.56-499,434.22-200,772.52

Finding the Fourth Proportional to 361,865.56, 499,434.22 and 200,772.52

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Solution

The fourth proportional to 361,865.56, 499,434.22 and 200,772.52 is: 277,099.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,865.56 : 499,434.22 = 200,772.52 : x
  2. Step 2: Convert to fraction form
    361,865.56/499,434.22 = 200,772.52/x
  3. Step 3: Cross multiply
    361,865.56x = 499,434.22 × 200,772.52
  4. Step 4: Simplify right side
    361,865.56x = 100,272,666,923.63
  5. Step 5: Solve for x
    x = 100,272,666,923.63/361,865.56
  6. Step 6: Final answer
    x = 277,099.23

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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.