Home / 444,923.20-667,457.52-145,316.80

Finding the Fourth Proportional to 444,923.20, 667,457.52 and 145,316.80

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Solution

The fourth proportional to 444,923.20, 667,457.52 and 145,316.80 is: 217,998.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,923.20 : 667,457.52 = 145,316.80 : x
  2. Step 2: Convert to fraction form
    444,923.20/667,457.52 = 145,316.80/x
  3. Step 3: Cross multiply
    444,923.20x = 667,457.52 × 145,316.80
  4. Step 4: Simplify right side
    444,923.20x = 96,992,790,942.34
  5. Step 5: Solve for x
    x = 96,992,790,942.34/444,923.20
  6. Step 6: Final answer
    x = 217,998.95

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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.