Finding the Fourth Proportional to 352.81, 486.87 and 195.44
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Solution
The fourth proportional to 352.81, 486.87 and 195.44 is: 269.70
Step by Step Solution
- Step 1: Write the proportion equation
352.81 : 486.87 = 195.44 : x - Step 2: Convert to fraction form
352.81/486.87 = 195.44/x - Step 3: Cross multiply
352.81x = 486.87 × 195.44 - Step 4: Simplify right side
352.81x = 95,154.97 - Step 5: Solve for x
x = 95,154.97/352.81 - Step 6: Final answer
x = 269.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.