Finding the Fourth Proportional to 394.44, 591.48 and 163.19
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Solution
The fourth proportional to 394.44, 591.48 and 163.19 is: 244.72
Step by Step Solution
- Step 1: Write the proportion equation
394.44 : 591.48 = 163.19 : x - Step 2: Convert to fraction form
394.44/591.48 = 163.19/x - Step 3: Cross multiply
394.44x = 591.48 × 163.19 - Step 4: Simplify right side
394.44x = 96,525.10 - Step 5: Solve for x
x = 96,525.10/394.44 - Step 6: Final answer
x = 244.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.