Home / 394,534.03-544,446.03-222,450.49

Finding the Fourth Proportional to 394,534.03, 544,446.03 and 222,450.49

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Solution

The fourth proportional to 394,534.03, 544,446.03 and 222,450.49 is: 306,975.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,534.03 : 544,446.03 = 222,450.49 : x
  2. Step 2: Convert to fraction form
    394,534.03/544,446.03 = 222,450.49/x
  3. Step 3: Cross multiply
    394,534.03x = 544,446.03 × 222,450.49
  4. Step 4: Simplify right side
    394,534.03x = 121,112,286,152.06
  5. Step 5: Solve for x
    x = 121,112,286,152.06/394,534.03
  6. Step 6: Final answer
    x = 306,975.51

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.