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Finding the Fourth Proportional to 444,573.09, 666,524.25 and 144,874.71

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Solution

The fourth proportional to 444,573.09, 666,524.25 and 144,874.71 is: 217,202.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,573.09 : 666,524.25 = 144,874.71 : x
  2. Step 2: Convert to fraction form
    444,573.09/666,524.25 = 144,874.71/x
  3. Step 3: Cross multiply
    444,573.09x = 666,524.25 × 144,874.71
  4. Step 4: Simplify right side
    444,573.09x = 96,562,507,426.72
  5. Step 5: Solve for x
    x = 96,562,507,426.72/444,573.09
  6. Step 6: Final answer
    x = 217,202.77

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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.