Home / 298,238.27-447,187.97-203,583.08

Finding the Fourth Proportional to 298,238.27, 447,187.97 and 203,583.08

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Solution

The fourth proportional to 298,238.27, 447,187.97 and 203,583.08 is: 305,258.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,238.27 : 447,187.97 = 203,583.08 : x
  2. Step 2: Convert to fraction form
    298,238.27/447,187.97 = 203,583.08/x
  3. Step 3: Cross multiply
    298,238.27x = 447,187.97 × 203,583.08
  4. Step 4: Simplify right side
    298,238.27x = 91,039,905,898.48
  5. Step 5: Solve for x
    x = 91,039,905,898.48/298,238.27
  6. Step 6: Final answer
    x = 305,258.97

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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.