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Finding the Fourth Proportional to 244,805.22, 366,912.54 and 126,412.02

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Solution

The fourth proportional to 244,805.22, 366,912.54 and 126,412.02 is: 189,465.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,805.22 : 366,912.54 = 126,412.02 : x
  2. Step 2: Convert to fraction form
    244,805.22/366,912.54 = 126,412.02/x
  3. Step 3: Cross multiply
    244,805.22x = 366,912.54 × 126,412.02
  4. Step 4: Simplify right side
    244,805.22x = 46,382,155,344.73
  5. Step 5: Solve for x
    x = 46,382,155,344.73/244,805.22
  6. Step 6: Final answer
    x = 189,465.55

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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.