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Finding the Fourth Proportional to 335,791.82, 503,566.76 and 111,110.78

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Solution

The fourth proportional to 335,791.82, 503,566.76 and 111,110.78 is: 166,626.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,791.82 : 503,566.76 = 111,110.78 : x
  2. Step 2: Convert to fraction form
    335,791.82/503,566.76 = 111,110.78/x
  3. Step 3: Cross multiply
    335,791.82x = 503,566.76 × 111,110.78
  4. Step 4: Simplify right side
    335,791.82x = 55,951,695,485.67
  5. Step 5: Solve for x
    x = 55,951,695,485.67/335,791.82
  6. Step 6: Final answer
    x = 166,626.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.