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Finding the Fourth Proportional to 294,433.44, 441,640.74 and 123,745.58

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Solution

The fourth proportional to 294,433.44, 441,640.74 and 123,745.58 is: 185,614.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,433.44 : 441,640.74 = 123,745.58 : x
  2. Step 2: Convert to fraction form
    294,433.44/441,640.74 = 123,745.58/x
  3. Step 3: Cross multiply
    294,433.44x = 441,640.74 × 123,745.58
  4. Step 4: Simplify right side
    294,433.44x = 54,651,091,091.08
  5. Step 5: Solve for x
    x = 54,651,091,091.08/294,433.44
  6. Step 6: Final answer
    x = 185,614.42

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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.