Finding the Fourth Proportional to 335.23, 502.60 and 161.92
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Solution
The fourth proportional to 335.23, 502.60 and 161.92 is: 242.76
Step by Step Solution
- Step 1: Write the proportion equation
335.23 : 502.60 = 161.92 : x - Step 2: Convert to fraction form
335.23/502.60 = 161.92/x - Step 3: Cross multiply
335.23x = 502.60 × 161.92 - Step 4: Simplify right side
335.23x = 81,380.99 - Step 5: Solve for x
x = 81,380.99/335.23 - Step 6: Final answer
x = 242.76
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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.