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Finding the Fourth Proportional to 336,891.88, 505,453.02 and 150,033.64

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Solution

The fourth proportional to 336,891.88, 505,453.02 and 150,033.64 is: 225,101.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,891.88 : 505,453.02 = 150,033.64 : x
  2. Step 2: Convert to fraction form
    336,891.88/505,453.02 = 150,033.64/x
  3. Step 3: Cross multiply
    336,891.88x = 505,453.02 × 150,033.64
  4. Step 4: Simplify right side
    336,891.88x = 75,834,956,439.59
  5. Step 5: Solve for x
    x = 75,834,956,439.59/336,891.88
  6. Step 6: Final answer
    x = 225,101.76

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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.