Finding the Fourth Proportional to 254.68, 382.08 and 163.26
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Solution
The fourth proportional to 254.68, 382.08 and 163.26 is: 244.93
Step by Step Solution
- Step 1: Write the proportion equation
254.68 : 382.08 = 163.26 : x - Step 2: Convert to fraction form
254.68/382.08 = 163.26/x - Step 3: Cross multiply
254.68x = 382.08 × 163.26 - Step 4: Simplify right side
254.68x = 62,378.38 - Step 5: Solve for x
x = 62,378.38/254.68 - Step 6: Final answer
x = 244.93
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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.