Home / 361,926.56-499,459.92-200,784.80

Finding the Fourth Proportional to 361,926.56, 499,459.92 and 200,784.80

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Solution

The fourth proportional to 361,926.56, 499,459.92 and 200,784.80 is: 277,083.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,926.56 : 499,459.92 = 200,784.80 : x
  2. Step 2: Convert to fraction form
    361,926.56/499,459.92 = 200,784.80/x
  3. Step 3: Cross multiply
    361,926.56x = 499,459.92 × 200,784.80
  4. Step 4: Simplify right side
    361,926.56x = 100,283,960,145.22
  5. Step 5: Solve for x
    x = 100,283,960,145.22/361,926.56
  6. Step 6: Final answer
    x = 277,083.73

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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.