Finding the Fourth Proportional to 295.26, 441.91 and 163.28
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Solution
The fourth proportional to 295.26, 441.91 and 163.28 is: 244.38
Step by Step Solution
- Step 1: Write the proportion equation
295.26 : 441.91 = 163.28 : x - Step 2: Convert to fraction form
295.26/441.91 = 163.28/x - Step 3: Cross multiply
295.26x = 441.91 × 163.28 - Step 4: Simplify right side
295.26x = 72,155.06 - Step 5: Solve for x
x = 72,155.06/295.26 - Step 6: Final answer
x = 244.38
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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.