Finding the Fourth Proportional to 203.23, 304.26 and 181.45
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Solution
The fourth proportional to 203.23, 304.26 and 181.45 is: 271.65
Step by Step Solution
- Step 1: Write the proportion equation
203.23 : 304.26 = 181.45 : x - Step 2: Convert to fraction form
203.23/304.26 = 181.45/x - Step 3: Cross multiply
203.23x = 304.26 × 181.45 - Step 4: Simplify right side
203.23x = 55,207.98 - Step 5: Solve for x
x = 55,207.98/203.23 - Step 6: Final answer
x = 271.65
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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.