Finding the Fourth Proportional to 271.23, 373.84 and 247.99
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Solution
The fourth proportional to 271.23, 373.84 and 247.99 is: 341.80
Step by Step Solution
- Step 1: Write the proportion equation
271.23 : 373.84 = 247.99 : x - Step 2: Convert to fraction form
271.23/373.84 = 247.99/x - Step 3: Cross multiply
271.23x = 373.84 × 247.99 - Step 4: Simplify right side
271.23x = 92,707.03 - Step 5: Solve for x
x = 92,707.03/271.23 - Step 6: Final answer
x = 341.80
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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.