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Finding the Fourth Proportional to 303,052.70, 454,469.70 and 123,062.60

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Solution

The fourth proportional to 303,052.70, 454,469.70 and 123,062.60 is: 184,549.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,052.70 : 454,469.70 = 123,062.60 : x
  2. Step 2: Convert to fraction form
    303,052.70/454,469.70 = 123,062.60/x
  3. Step 3: Cross multiply
    303,052.70x = 454,469.70 × 123,062.60
  4. Step 4: Simplify right side
    303,052.70x = 55,928,222,903.22
  5. Step 5: Solve for x
    x = 55,928,222,903.22/303,052.70
  6. Step 6: Final answer
    x = 184,549.50

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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.