Finding the Fourth Proportional to 295.26, 407.49 and 170.96
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Solution
The fourth proportional to 295.26, 407.49 and 170.96 is: 235.94
Step by Step Solution
- Step 1: Write the proportion equation
295.26 : 407.49 = 170.96 : x - Step 2: Convert to fraction form
295.26/407.49 = 170.96/x - Step 3: Cross multiply
295.26x = 407.49 × 170.96 - Step 4: Simplify right side
295.26x = 69,664.49 - Step 5: Solve for x
x = 69,664.49/295.26 - Step 6: Final answer
x = 235.94
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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.