Home / 362,331.40-543,281.10-222,190.60

Finding the Fourth Proportional to 362,331.40, 543,281.10 and 222,190.60

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Solution

The fourth proportional to 362,331.40, 543,281.10 and 222,190.60 is: 333,153.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,331.40 : 543,281.10 = 222,190.60 : x
  2. Step 2: Convert to fraction form
    362,331.40/543,281.10 = 222,190.60/x
  3. Step 3: Cross multiply
    362,331.40x = 543,281.10 × 222,190.60
  4. Step 4: Simplify right side
    362,331.40x = 120,711,953,577.66
  5. Step 5: Solve for x
    x = 120,711,953,577.66/362,331.40
  6. Step 6: Final answer
    x = 333,153.44

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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.