Home / 263,015.30-394,559.40-94,494.80

Finding the Fourth Proportional to 263,015.30, 394,559.40 and 94,494.80

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Solution

The fourth proportional to 263,015.30, 394,559.40 and 94,494.80 is: 141,755.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,015.30 : 394,559.40 = 94,494.80 : x
  2. Step 2: Convert to fraction form
    263,015.30/394,559.40 = 94,494.80/x
  3. Step 3: Cross multiply
    263,015.30x = 394,559.40 × 94,494.80
  4. Step 4: Simplify right side
    263,015.30x = 37,283,811,591.12
  5. Step 5: Solve for x
    x = 37,283,811,591.12/263,015.30
  6. Step 6: Final answer
    x = 141,755.30

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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.