Finding the Fourth Proportional to 240.91, 332.19 and 205.88
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Solution
The fourth proportional to 240.91, 332.19 and 205.88 is: 283.88
Step by Step Solution
- Step 1: Write the proportion equation
240.91 : 332.19 = 205.88 : x - Step 2: Convert to fraction form
240.91/332.19 = 205.88/x - Step 3: Cross multiply
240.91x = 332.19 × 205.88 - Step 4: Simplify right side
240.91x = 68,390.25 - Step 5: Solve for x
x = 68,390.25/240.91 - Step 6: Final answer
x = 283.88
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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.