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Finding the Fourth Proportional to 361,882.42, 499,395.90 and 200,735.80

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Solution

The fourth proportional to 361,882.42, 499,395.90 and 200,735.80 is: 277,014.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,882.42 : 499,395.90 = 200,735.80 : x
  2. Step 2: Convert to fraction form
    361,882.42/499,395.90 = 200,735.80/x
  3. Step 3: Cross multiply
    361,882.42x = 499,395.90 × 200,735.80
  4. Step 4: Simplify right side
    361,882.42x = 100,246,635,503.22
  5. Step 5: Solve for x
    x = 100,246,635,503.22/361,882.42
  6. Step 6: Final answer
    x = 277,014.38

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1.5x scale

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.