Finding the Fourth Proportional to 263,202.24, 394,803.43 and 73,690.53
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Solution
The fourth proportional to 263,202.24, 394,803.43 and 73,690.53 is: 110,535.81
Step by Step Solution
- Step 1: Write the proportion equation
263,202.24 : 394,803.43 = 73,690.53 : x - Step 2: Convert to fraction form
263,202.24/394,803.43 = 73,690.53/x - Step 3: Cross multiply
263,202.24x = 394,803.43 × 73,690.53 - Step 4: Simplify right side
263,202.24x = 29,093,271,660.05 - Step 5: Solve for x
x = 29,093,271,660.05/263,202.24 - Step 6: Final answer
x = 110,535.81
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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.