Finding the Fourth Proportional to 394.06, 590.99 and 163.01
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Solution
The fourth proportional to 394.06, 590.99 and 163.01 is: 244.48
Step by Step Solution
- Step 1: Write the proportion equation
394.06 : 590.99 = 163.01 : x - Step 2: Convert to fraction form
394.06/590.99 = 163.01/x - Step 3: Cross multiply
394.06x = 590.99 × 163.01 - Step 4: Simplify right side
394.06x = 96,337.94 - Step 5: Solve for x
x = 96,337.94/394.06 - Step 6: Final answer
x = 244.48
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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.