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Finding the Fourth Proportional to 444,163.46, 666,291.86 and 144,667.37

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Solution

The fourth proportional to 444,163.46, 666,291.86 and 144,667.37 is: 217,016.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,163.46 : 666,291.86 = 144,667.37 : x
  2. Step 2: Convert to fraction form
    444,163.46/666,291.86 = 144,667.37/x
  3. Step 3: Cross multiply
    444,163.46x = 666,291.86 × 144,667.37
  4. Step 4: Simplify right side
    444,163.46x = 96,390,688,068.82
  5. Step 5: Solve for x
    x = 96,390,688,068.82/444,163.46
  6. Step 6: Final answer
    x = 217,016.25

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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.