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Finding the Fourth Proportional to 294,797.76, 441,826.61 and 126,119.85

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Solution

The fourth proportional to 294,797.76, 441,826.61 and 126,119.85 is: 189,021.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,797.76 : 441,826.61 = 126,119.85 : x
  2. Step 2: Convert to fraction form
    294,797.76/441,826.61 = 126,119.85/x
  3. Step 3: Cross multiply
    294,797.76x = 441,826.61 × 126,119.85
  4. Step 4: Simplify right side
    294,797.76x = 55,723,105,148.61
  5. Step 5: Solve for x
    x = 55,723,105,148.61/294,797.76
  6. Step 6: Final answer
    x = 189,021.47

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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.