Finding the Fourth Proportional to 232.07, 347.63 and 163.28
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Solution
The fourth proportional to 232.07, 347.63 and 163.28 is: 244.59
Step by Step Solution
- Step 1: Write the proportion equation
232.07 : 347.63 = 163.28 : x - Step 2: Convert to fraction form
232.07/347.63 = 163.28/x - Step 3: Cross multiply
232.07x = 347.63 × 163.28 - Step 4: Simplify right side
232.07x = 56,761.08 - Step 5: Solve for x
x = 56,761.08/232.07 - Step 6: Final answer
x = 244.59
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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.