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Finding the Fourth Proportional to 444,977.94, 667,466.52 and 178,738.50

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Solution

The fourth proportional to 444,977.94, 667,466.52 and 178,738.50 is: 268,107.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,977.94 : 667,466.52 = 178,738.50 : x
  2. Step 2: Convert to fraction form
    444,977.94/667,466.52 = 178,738.50/x
  3. Step 3: Cross multiply
    444,977.94x = 667,466.52 × 178,738.50
  4. Step 4: Simplify right side
    444,977.94x = 119,301,964,585.02
  5. Step 5: Solve for x
    x = 119,301,964,585.02/444,977.94
  6. Step 6: Final answer
    x = 268,107.59

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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.