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Finding the Fourth Proportional to 303,672.48, 419,047.20 and 182,790.24

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Solution

The fourth proportional to 303,672.48, 419,047.20 and 182,790.24 is: 252,238.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,672.48 : 419,047.20 = 182,790.24 : x
  2. Step 2: Convert to fraction form
    303,672.48/419,047.20 = 182,790.24/x
  3. Step 3: Cross multiply
    303,672.48x = 419,047.20 × 182,790.24
  4. Step 4: Simplify right side
    303,672.48x = 76,597,738,259.33
  5. Step 5: Solve for x
    x = 76,597,738,259.33/303,672.48
  6. Step 6: Final answer
    x = 252,238.00

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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.