Finding the Fourth Proportional to 313.97, 433.28 and 182.99
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Solution
The fourth proportional to 313.97, 433.28 and 182.99 is: 252.52
Step by Step Solution
- Step 1: Write the proportion equation
313.97 : 433.28 = 182.99 : x - Step 2: Convert to fraction form
313.97/433.28 = 182.99/x - Step 3: Cross multiply
313.97x = 433.28 × 182.99 - Step 4: Simplify right side
313.97x = 79,284.99 - Step 5: Solve for x
x = 79,284.99/313.97 - Step 6: Final answer
x = 252.52
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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.