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Finding the Fourth Proportional to 477,517.63, 659,067.83 and 273,705.07

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Solution

The fourth proportional to 477,517.63, 659,067.83 and 273,705.07 is: 377,766.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,517.63 : 659,067.83 = 273,705.07 : x
  2. Step 2: Convert to fraction form
    477,517.63/659,067.83 = 273,705.07/x
  3. Step 3: Cross multiply
    477,517.63x = 659,067.83 × 273,705.07
  4. Step 4: Simplify right side
    477,517.63x = 180,390,206,544.90
  5. Step 5: Solve for x
    x = 180,390,206,544.90/477,517.63
  6. Step 6: Final answer
    x = 377,766.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.