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Finding the Fourth Proportional to 444,163.83, 666,292.43 and 144,667.75

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Solution

The fourth proportional to 444,163.83, 666,292.43 and 144,667.75 is: 217,016.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,163.83 : 666,292.43 = 144,667.75 : x
  2. Step 2: Convert to fraction form
    444,163.83/666,292.43 = 144,667.75/x
  3. Step 3: Cross multiply
    444,163.83x = 666,292.43 × 144,667.75
  4. Step 4: Simplify right side
    444,163.83x = 96,391,024,761.42
  5. Step 5: Solve for x
    x = 96,391,024,761.42/444,163.83
  6. Step 6: Final answer
    x = 217,016.83

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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.