Finding the Fourth Proportional to 232.26, 347.58 and 193.80
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Solution
The fourth proportional to 232.26, 347.58 and 193.80 is: 290.02
Step by Step Solution
- Step 1: Write the proportion equation
232.26 : 347.58 = 193.80 : x - Step 2: Convert to fraction form
232.26/347.58 = 193.80/x - Step 3: Cross multiply
232.26x = 347.58 × 193.80 - Step 4: Simplify right side
232.26x = 67,361.00 - Step 5: Solve for x
x = 67,361.00/232.26 - Step 6: Final answer
x = 290.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.