Finding the Fourth Proportional to 349.04, 481.60 and 201.68
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Solution
The fourth proportional to 349.04, 481.60 and 201.68 is: 278.27
Step by Step Solution
- Step 1: Write the proportion equation
349.04 : 481.60 = 201.68 : x - Step 2: Convert to fraction form
349.04/481.60 = 201.68/x - Step 3: Cross multiply
349.04x = 481.60 × 201.68 - Step 4: Simplify right side
349.04x = 97,129.09 - Step 5: Solve for x
x = 97,129.09/349.04 - Step 6: Final answer
x = 278.27
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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.