Home / 362,213.40-543,104.10-222,072.60

Finding the Fourth Proportional to 362,213.40, 543,104.10 and 222,072.60

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Solution

The fourth proportional to 362,213.40, 543,104.10 and 222,072.60 is: 332,976.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,213.40 : 543,104.10 = 222,072.60 : x
  2. Step 2: Convert to fraction form
    362,213.40/543,104.10 = 222,072.60/x
  3. Step 3: Cross multiply
    362,213.40x = 543,104.10 × 222,072.60
  4. Step 4: Simplify right side
    362,213.40x = 120,608,539,557.66
  5. Step 5: Solve for x
    x = 120,608,539,557.66/362,213.40
  6. Step 6: Final answer
    x = 332,976.47

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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.