Finding the Fourth Proportional to 246.44, 340.18 and 163.58
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Solution
The fourth proportional to 246.44, 340.18 and 163.58 is: 225.79
Step by Step Solution
- Step 1: Write the proportion equation
246.44 : 340.18 = 163.58 : x - Step 2: Convert to fraction form
246.44/340.18 = 163.58/x - Step 3: Cross multiply
246.44x = 340.18 × 163.58 - Step 4: Simplify right side
246.44x = 55,644.53 - Step 5: Solve for x
x = 55,644.53/246.44 - Step 6: Final answer
x = 225.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.