Finding the Fourth Proportional to 356.97, 535.11 and 181.23
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Solution
The fourth proportional to 356.97, 535.11 and 181.23 is: 271.67
Step by Step Solution
- Step 1: Write the proportion equation
356.97 : 535.11 = 181.23 : x - Step 2: Convert to fraction form
356.97/535.11 = 181.23/x - Step 3: Cross multiply
356.97x = 535.11 × 181.23 - Step 4: Simplify right side
356.97x = 96,977.99 - Step 5: Solve for x
x = 96,977.99/356.97 - Step 6: Final answer
x = 271.67
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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.