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Finding the Fourth Proportional to 303,367, 454,696.18 and 228,245.80

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Solution

The fourth proportional to 303,367, 454,696.18 and 228,245.80 is: 342,102.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,367 : 454,696.18 = 228,245.80 : x
  2. Step 2: Convert to fraction form
    303,367/454,696.18 = 228,245.80/x
  3. Step 3: Cross multiply
    303,367x = 454,696.18 × 228,245.80
  4. Step 4: Simplify right side
    303,367x = 103,782,493,361.04
  5. Step 5: Solve for x
    x = 103,782,493,361.04/303,367
  6. Step 6: Final answer
    x = 342,102.12

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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.