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Finding the Fourth Proportional to 244,783.47, 366,879.96 and 126,390.23

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Solution

The fourth proportional to 244,783.47, 366,879.96 and 126,390.23 is: 189,432.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,783.47 : 366,879.96 = 126,390.23 : x
  2. Step 2: Convert to fraction form
    244,783.47/366,879.96 = 126,390.23/x
  3. Step 3: Cross multiply
    244,783.47x = 366,879.96 × 126,390.23
  4. Step 4: Simplify right side
    244,783.47x = 46,370,040,692.39
  5. Step 5: Solve for x
    x = 46,370,040,692.39/244,783.47
  6. Step 6: Final answer
    x = 189,432.89

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1.5x scale

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.