Finding the Fourth Proportional to 264.18, 365.34 and 231.37
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Solution
The fourth proportional to 264.18, 365.34 and 231.37 is: 319.97
Step by Step Solution
- Step 1: Write the proportion equation
264.18 : 365.34 = 231.37 : x - Step 2: Convert to fraction form
264.18/365.34 = 231.37/x - Step 3: Cross multiply
264.18x = 365.34 × 231.37 - Step 4: Simplify right side
264.18x = 84,528.72 - Step 5: Solve for x
x = 84,528.72/264.18 - Step 6: Final answer
x = 319.97
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.