Finding the Fourth Proportional to 295.24, 407.48 and 170.88
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Solution
The fourth proportional to 295.24, 407.48 and 170.88 is: 235.84
Step by Step Solution
- Step 1: Write the proportion equation
295.24 : 407.48 = 170.88 : x - Step 2: Convert to fraction form
295.24/407.48 = 170.88/x - Step 3: Cross multiply
295.24x = 407.48 × 170.88 - Step 4: Simplify right side
295.24x = 69,630.18 - Step 5: Solve for x
x = 69,630.18/295.24 - Step 6: Final answer
x = 235.84
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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.