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Finding the Fourth Proportional to 444,826.16, 667,101.17 and 160,479.66

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Solution

The fourth proportional to 444,826.16, 667,101.17 and 160,479.66 is: 240,669.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,826.16 : 667,101.17 = 160,479.66 : x
  2. Step 2: Convert to fraction form
    444,826.16/667,101.17 = 160,479.66/x
  3. Step 3: Cross multiply
    444,826.16x = 667,101.17 × 160,479.66
  4. Step 4: Simplify right side
    444,826.16x = 107,056,171,864.96
  5. Step 5: Solve for x
    x = 107,056,171,864.96/444,826.16
  6. Step 6: Final answer
    x = 240,669.68

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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.