Home / 902,619.90-1,353,601.80-303,600.60

Finding the Fourth Proportional to 902,619.90, 1,353,601.80 and 303,600.60

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Solution

The fourth proportional to 902,619.90, 1,353,601.80 and 303,600.60 is: 455,290.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,619.90 : 1,353,601.80 = 303,600.60 : x
  2. Step 2: Convert to fraction form
    902,619.90/1,353,601.80 = 303,600.60/x
  3. Step 3: Cross multiply
    902,619.90x = 1,353,601.80 × 303,600.60
  4. Step 4: Simplify right side
    902,619.90x = 410,954,318,641.08
  5. Step 5: Solve for x
    x = 410,954,318,641.08/902,619.90
  6. Step 6: Final answer
    x = 455,290.56

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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.