Finding the Fourth Proportional to 356.06, 534.26 and 161.19
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Solution
The fourth proportional to 356.06, 534.26 and 161.19 is: 241.86
Step by Step Solution
- Step 1: Write the proportion equation
356.06 : 534.26 = 161.19 : x - Step 2: Convert to fraction form
356.06/534.26 = 161.19/x - Step 3: Cross multiply
356.06x = 534.26 × 161.19 - Step 4: Simplify right side
356.06x = 86,116.56 - Step 5: Solve for x
x = 86,116.56/356.06 - Step 6: Final answer
x = 241.86
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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.