Finding the Fourth Proportional to 349.29, 481.93 and 201.84
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Solution
The fourth proportional to 349.29, 481.93 and 201.84 is: 278.49
Step by Step Solution
- Step 1: Write the proportion equation
349.29 : 481.93 = 201.84 : x - Step 2: Convert to fraction form
349.29/481.93 = 201.84/x - Step 3: Cross multiply
349.29x = 481.93 × 201.84 - Step 4: Simplify right side
349.29x = 97,272.75 - Step 5: Solve for x
x = 97,272.75/349.29 - Step 6: Final answer
x = 278.49
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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.