Finding the Fourth Proportional to 292.97, 439.68 and 201.79
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Solution
The fourth proportional to 292.97, 439.68 and 201.79 is: 302.84
Step by Step Solution
- Step 1: Write the proportion equation
292.97 : 439.68 = 201.79 : x - Step 2: Convert to fraction form
292.97/439.68 = 201.79/x - Step 3: Cross multiply
292.97x = 439.68 × 201.79 - Step 4: Simplify right side
292.97x = 88,723.20 - Step 5: Solve for x
x = 88,723.20/292.97 - Step 6: Final answer
x = 302.84
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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.