Finding the Fourth Proportional to 293.65, 440.42 and 110.99
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Solution
The fourth proportional to 293.65, 440.42 and 110.99 is: 166.46
Step by Step Solution
- Step 1: Write the proportion equation
293.65 : 440.42 = 110.99 : x - Step 2: Convert to fraction form
293.65/440.42 = 110.99/x - Step 3: Cross multiply
293.65x = 440.42 × 110.99 - Step 4: Simplify right side
293.65x = 48,882.22 - Step 5: Solve for x
x = 48,882.22/293.65 - Step 6: Final answer
x = 166.46
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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.