Finding the Fourth Proportional to 338.13, 506.99 and 201.27
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Solution
The fourth proportional to 338.13, 506.99 and 201.27 is: 301.78
Step by Step Solution
- Step 1: Write the proportion equation
338.13 : 506.99 = 201.27 : x - Step 2: Convert to fraction form
338.13/506.99 = 201.27/x - Step 3: Cross multiply
338.13x = 506.99 × 201.27 - Step 4: Simplify right side
338.13x = 102,040.87 - Step 5: Solve for x
x = 102,040.87/338.13 - Step 6: Final answer
x = 301.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.