Finding the Fourth Proportional to 367.18, 506.99 and 274.97
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Solution
The fourth proportional to 367.18, 506.99 and 274.97 is: 379.67
Step by Step Solution
- Step 1: Write the proportion equation
367.18 : 506.99 = 274.97 : x - Step 2: Convert to fraction form
367.18/506.99 = 274.97/x - Step 3: Cross multiply
367.18x = 506.99 × 274.97 - Step 4: Simplify right side
367.18x = 139,407.04 - Step 5: Solve for x
x = 139,407.04/367.18 - Step 6: Final answer
x = 379.67
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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.