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Finding the Fourth Proportional to 262,771.94, 394,633.06 and 242,759.88

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Solution

The fourth proportional to 262,771.94, 394,633.06 and 242,759.88 is: 364,578.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,771.94 : 394,633.06 = 242,759.88 : x
  2. Step 2: Convert to fraction form
    262,771.94/394,633.06 = 242,759.88/x
  3. Step 3: Cross multiply
    262,771.94x = 394,633.06 × 242,759.88
  4. Step 4: Simplify right side
    262,771.94x = 95,801,074,289.63
  5. Step 5: Solve for x
    x = 95,801,074,289.63/262,771.94
  6. Step 6: Final answer
    x = 364,578.78

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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.