Finding the Fourth Proportional to 332.26, 498.40 and 113.13
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Solution
The fourth proportional to 332.26, 498.40 and 113.13 is: 169.70
Step by Step Solution
- Step 1: Write the proportion equation
332.26 : 498.40 = 113.13 : x - Step 2: Convert to fraction form
332.26/498.40 = 113.13/x - Step 3: Cross multiply
332.26x = 498.40 × 113.13 - Step 4: Simplify right side
332.26x = 56,383.99 - Step 5: Solve for x
x = 56,383.99/332.26 - Step 6: Final answer
x = 169.70
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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.