Finding the Fourth Proportional to 495.92, 744.39 and 252.99
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Solution
The fourth proportional to 495.92, 744.39 and 252.99 is: 379.74
Step by Step Solution
- Step 1: Write the proportion equation
495.92 : 744.39 = 252.99 : x - Step 2: Convert to fraction form
495.92/744.39 = 252.99/x - Step 3: Cross multiply
495.92x = 744.39 × 252.99 - Step 4: Simplify right side
495.92x = 188,323.23 - Step 5: Solve for x
x = 188,323.23/495.92 - Step 6: Final answer
x = 379.74
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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.