Finding the Fourth Proportional to 343.09, 474.08 and 244.67
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Solution
The fourth proportional to 343.09, 474.08 and 244.67 is: 338.09
Step by Step Solution
- Step 1: Write the proportion equation
343.09 : 474.08 = 244.67 : x - Step 2: Convert to fraction form
343.09/474.08 = 244.67/x - Step 3: Cross multiply
343.09x = 474.08 × 244.67 - Step 4: Simplify right side
343.09x = 115,992.91 - Step 5: Solve for x
x = 115,992.91/343.09 - Step 6: Final answer
x = 338.09
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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.