Finding the Fourth Proportional to 232.02, 347.40 and 199.62
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Solution
The fourth proportional to 232.02, 347.40 and 199.62 is: 298.89
Step by Step Solution
- Step 1: Write the proportion equation
232.02 : 347.40 = 199.62 : x - Step 2: Convert to fraction form
232.02/347.40 = 199.62/x - Step 3: Cross multiply
232.02x = 347.40 × 199.62 - Step 4: Simplify right side
232.02x = 69,347.99 - Step 5: Solve for x
x = 69,347.99/232.02 - Step 6: Final answer
x = 298.89
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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.