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Finding the Fourth Proportional to 273,923.22, 410,884.82 and 74,243.61

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Solution

The fourth proportional to 273,923.22, 410,884.82 and 74,243.61 is: 111,365.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,923.22 : 410,884.82 = 74,243.61 : x
  2. Step 2: Convert to fraction form
    273,923.22/410,884.82 = 74,243.61/x
  3. Step 3: Cross multiply
    273,923.22x = 410,884.82 × 74,243.61
  4. Step 4: Simplify right side
    273,923.22x = 30,505,572,331.00
  5. Step 5: Solve for x
    x = 30,505,572,331.00/273,923.22
  6. Step 6: Final answer
    x = 111,365.41

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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.