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Finding the Fourth Proportional to 444,326.91, 666,761.03 and 159,993.69

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Solution

The fourth proportional to 444,326.91, 666,761.03 and 159,993.69 is: 240,087.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,326.91 : 666,761.03 = 159,993.69 : x
  2. Step 2: Convert to fraction form
    444,326.91/666,761.03 = 159,993.69/x
  3. Step 3: Cross multiply
    444,326.91x = 666,761.03 × 159,993.69
  4. Step 4: Simplify right side
    444,326.91x = 106,677,556,737.93
  5. Step 5: Solve for x
    x = 106,677,556,737.93/444,326.91
  6. Step 6: Final answer
    x = 240,087.99

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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.