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Finding the Fourth Proportional to 335,440.80, 503,027.55 and 110,738.70

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Solution

The fourth proportional to 335,440.80, 503,027.55 and 110,738.70 is: 166,063.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,440.80 : 503,027.55 = 110,738.70 : x
  2. Step 2: Convert to fraction form
    335,440.80/503,027.55 = 110,738.70/x
  3. Step 3: Cross multiply
    335,440.80x = 503,027.55 × 110,738.70
  4. Step 4: Simplify right side
    335,440.80x = 55,704,616,951.19
  5. Step 5: Solve for x
    x = 55,704,616,951.19/335,440.80
  6. Step 6: Final answer
    x = 166,063.93

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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.