Home / 416,231.20-624,283.44-135,748

Finding the Fourth Proportional to 416,231.20, 624,283.44 and 135,748

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Solution

The fourth proportional to 416,231.20, 624,283.44 and 135,748 is: 203,601.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,231.20 : 624,283.44 = 135,748 : x
  2. Step 2: Convert to fraction form
    416,231.20/624,283.44 = 135,748/x
  3. Step 3: Cross multiply
    416,231.20x = 624,283.44 × 135,748
  4. Step 4: Simplify right side
    416,231.20x = 84,745,228,413.12
  5. Step 5: Solve for x
    x = 84,745,228,413.12/416,231.20
  6. Step 6: Final answer
    x = 203,601.34

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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.