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Finding the Fourth Proportional to 335,446.62, 503,063.31 and 110,765.17

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Solution

The fourth proportional to 335,446.62, 503,063.31 and 110,765.17 is: 166,112.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,446.62 : 503,063.31 = 110,765.17 : x
  2. Step 2: Convert to fraction form
    335,446.62/503,063.31 = 110,765.17/x
  3. Step 3: Cross multiply
    335,446.62x = 503,063.31 × 110,765.17
  4. Step 4: Simplify right side
    335,446.62x = 55,721,893,474.06
  5. Step 5: Solve for x
    x = 55,721,893,474.06/335,446.62
  6. Step 6: Final answer
    x = 166,112.55

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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.