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Finding the Fourth Proportional to 294,737.86, 441,737.09 and 126,060.22

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Solution

The fourth proportional to 294,737.86, 441,737.09 and 126,060.22 is: 188,932.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,737.86 : 441,737.09 = 126,060.22 : x
  2. Step 2: Convert to fraction form
    294,737.86/441,737.09 = 126,060.22/x
  3. Step 3: Cross multiply
    294,737.86x = 441,737.09 × 126,060.22
  4. Step 4: Simplify right side
    294,737.86x = 55,685,474,747.56
  5. Step 5: Solve for x
    x = 55,685,474,747.56/294,737.86
  6. Step 6: Final answer
    x = 188,932.21

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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.