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Finding the Fourth Proportional to 303,696.72, 419,082.96 and 182,877.12

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Solution

The fourth proportional to 303,696.72, 419,082.96 and 182,877.12 is: 252,359.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,696.72 : 419,082.96 = 182,877.12 : x
  2. Step 2: Convert to fraction form
    303,696.72/419,082.96 = 182,877.12/x
  3. Step 3: Cross multiply
    303,696.72x = 419,082.96 × 182,877.12
  4. Step 4: Simplify right side
    303,696.72x = 76,640,684,765.88
  5. Step 5: Solve for x
    x = 76,640,684,765.88/303,696.72
  6. Step 6: Final answer
    x = 252,359.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.