Finding the Fourth Proportional to 394.23, 590.96 and 163.28
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Solution
The fourth proportional to 394.23, 590.96 and 163.28 is: 244.76
Step by Step Solution
- Step 1: Write the proportion equation
394.23 : 590.96 = 163.28 : x - Step 2: Convert to fraction form
394.23/590.96 = 163.28/x - Step 3: Cross multiply
394.23x = 590.96 × 163.28 - Step 4: Simplify right side
394.23x = 96,493.22 - Step 5: Solve for x
x = 96,493.22/394.23 - Step 6: Final answer
x = 244.76
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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.