Home / 263,246.58-394,723.98-122,928.66

Finding the Fourth Proportional to 263,246.58, 394,723.98 and 122,928.66

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Solution

The fourth proportional to 263,246.58, 394,723.98 and 122,928.66 is: 184,324.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,246.58 : 394,723.98 = 122,928.66 : x
  2. Step 2: Convert to fraction form
    263,246.58/394,723.98 = 122,928.66/x
  3. Step 3: Cross multiply
    263,246.58x = 394,723.98 × 122,928.66
  4. Step 4: Simplify right side
    263,246.58x = 48,522,889,931.27
  5. Step 5: Solve for x
    x = 48,522,889,931.27/263,246.58
  6. Step 6: Final answer
    x = 184,324.86

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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.