Home / 419,059.55-628,610.09-119,584.26

Finding the Fourth Proportional to 419,059.55, 628,610.09 and 119,584.26

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Solution

The fourth proportional to 419,059.55, 628,610.09 and 119,584.26 is: 179,382.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,059.55 : 628,610.09 = 119,584.26 : x
  2. Step 2: Convert to fraction form
    419,059.55/628,610.09 = 119,584.26/x
  3. Step 3: Cross multiply
    419,059.55x = 628,610.09 × 119,584.26
  4. Step 4: Simplify right side
    419,059.55x = 75,171,871,843.26
  5. Step 5: Solve for x
    x = 75,171,871,843.26/419,059.55
  6. Step 6: Final answer
    x = 179,382.31

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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.