Finding the Fourth Proportional to 358, 494.19 and 226.99
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Solution
The fourth proportional to 358, 494.19 and 226.99 is: 313.34
Step by Step Solution
- Step 1: Write the proportion equation
358 : 494.19 = 226.99 : x - Step 2: Convert to fraction form
358/494.19 = 226.99/x - Step 3: Cross multiply
358x = 494.19 × 226.99 - Step 4: Simplify right side
358x = 112,176.19 - Step 5: Solve for x
x = 112,176.19/358 - Step 6: Final answer
x = 313.34
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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.