Finding the Fourth Proportional to 349.23, 481.92 and 201.84
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Solution
The fourth proportional to 349.23, 481.92 and 201.84 is: 278.53
Step by Step Solution
- Step 1: Write the proportion equation
349.23 : 481.92 = 201.84 : x - Step 2: Convert to fraction form
349.23/481.92 = 201.84/x - Step 3: Cross multiply
349.23x = 481.92 × 201.84 - Step 4: Simplify right side
349.23x = 97,270.73 - Step 5: Solve for x
x = 97,270.73/349.23 - Step 6: Final answer
x = 278.53
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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.