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Finding the Fourth Proportional to 361,791.02, 499,302.28 and 200,697.98

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Solution

The fourth proportional to 361,791.02, 499,302.28 and 200,697.98 is: 276,980.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,791.02 : 499,302.28 = 200,697.98 : x
  2. Step 2: Convert to fraction form
    361,791.02/499,302.28 = 200,697.98/x
  3. Step 3: Cross multiply
    361,791.02x = 499,302.28 × 200,697.98
  4. Step 4: Simplify right side
    361,791.02x = 100,208,956,508.88
  5. Step 5: Solve for x
    x = 100,208,956,508.88/361,791.02
  6. Step 6: Final answer
    x = 276,980.22

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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.