Finding the Fourth Proportional to 441.26, 661.93 and 116.63
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Solution
The fourth proportional to 441.26, 661.93 and 116.63 is: 174.95
Step by Step Solution
- Step 1: Write the proportion equation
441.26 : 661.93 = 116.63 : x - Step 2: Convert to fraction form
441.26/661.93 = 116.63/x - Step 3: Cross multiply
441.26x = 661.93 × 116.63 - Step 4: Simplify right side
441.26x = 77,197.29 - Step 5: Solve for x
x = 77,197.29/441.26 - Step 6: Final answer
x = 174.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.