Finding the Fourth Proportional to 232.43, 346.68 and 197.80
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Solution
The fourth proportional to 232.43, 346.68 and 197.80 is: 295.03
Step by Step Solution
- Step 1: Write the proportion equation
232.43 : 346.68 = 197.80 : x - Step 2: Convert to fraction form
232.43/346.68 = 197.80/x - Step 3: Cross multiply
232.43x = 346.68 × 197.80 - Step 4: Simplify right side
232.43x = 68,572.44 - Step 5: Solve for x
x = 68,572.44/232.43 - Step 6: Final answer
x = 295.03
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.