Finding the Fourth Proportional to 263,521.28, 394,950.84 and 113,586.08
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Solution
The fourth proportional to 263,521.28, 394,950.84 and 113,586.08 is: 170,236.41
Step by Step Solution
- Step 1: Write the proportion equation
263,521.28 : 394,950.84 = 113,586.08 : x - Step 2: Convert to fraction form
263,521.28/394,950.84 = 113,586.08/x - Step 3: Cross multiply
263,521.28x = 394,950.84 × 113,586.08 - Step 4: Simplify right side
263,521.28x = 44,860,917,708.31 - Step 5: Solve for x
x = 44,860,917,708.31/263,521.28 - Step 6: Final answer
x = 170,236.41
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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.