Finding the Fourth Proportional to 349.26, 482.08 and 201.98
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Solution
The fourth proportional to 349.26, 482.08 and 201.98 is: 278.79
Step by Step Solution
- Step 1: Write the proportion equation
349.26 : 482.08 = 201.98 : x - Step 2: Convert to fraction form
349.26/482.08 = 201.98/x - Step 3: Cross multiply
349.26x = 482.08 × 201.98 - Step 4: Simplify right side
349.26x = 97,370.52 - Step 5: Solve for x
x = 97,370.52/349.26 - Step 6: Final answer
x = 278.79
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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.