Finding the Fourth Proportional to 310.92, 466.34 and 180.99
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Solution
The fourth proportional to 310.92, 466.34 and 180.99 is: 271.46
Step by Step Solution
- Step 1: Write the proportion equation
310.92 : 466.34 = 180.99 : x - Step 2: Convert to fraction form
310.92/466.34 = 180.99/x - Step 3: Cross multiply
310.92x = 466.34 × 180.99 - Step 4: Simplify right side
310.92x = 84,401.97 - Step 5: Solve for x
x = 84,401.97/310.92 - Step 6: Final answer
x = 271.46
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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.