Finding the Fourth Proportional to 736.12, 1,104.30 and 223
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Solution
The fourth proportional to 736.12, 1,104.30 and 223 is: 334.54
Step by Step Solution
- Step 1: Write the proportion equation
736.12 : 1,104.30 = 223 : x - Step 2: Convert to fraction form
736.12/1,104.30 = 223/x - Step 3: Cross multiply
736.12x = 1,104.30 × 223 - Step 4: Simplify right side
736.12x = 246,258.90 - Step 5: Solve for x
x = 246,258.90/736.12 - Step 6: Final answer
x = 334.54
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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.