Finding the Fourth Proportional to 232.11, 347.75 and 207
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Solution
The fourth proportional to 232.11, 347.75 and 207 is: 310.13
Step by Step Solution
- Step 1: Write the proportion equation
232.11 : 347.75 = 207 : x - Step 2: Convert to fraction form
232.11/347.75 = 207/x - Step 3: Cross multiply
232.11x = 347.75 × 207 - Step 4: Simplify right side
232.11x = 71,984.25 - Step 5: Solve for x
x = 71,984.25/232.11 - Step 6: Final answer
x = 310.13
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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.