Finding the Fourth Proportional to 327.63, 491.18 and 162.99
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Solution
The fourth proportional to 327.63, 491.18 and 162.99 is: 244.35
Step by Step Solution
- Step 1: Write the proportion equation
327.63 : 491.18 = 162.99 : x - Step 2: Convert to fraction form
327.63/491.18 = 162.99/x - Step 3: Cross multiply
327.63x = 491.18 × 162.99 - Step 4: Simplify right side
327.63x = 80,054.97 - Step 5: Solve for x
x = 80,054.97/327.63 - Step 6: Final answer
x = 244.35
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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.