Finding the Fourth Proportional to 508.63, 762.49 and 183.92
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Solution
The fourth proportional to 508.63, 762.49 and 183.92 is: 275.72
Step by Step Solution
- Step 1: Write the proportion equation
508.63 : 762.49 = 183.92 : x - Step 2: Convert to fraction form
508.63/762.49 = 183.92/x - Step 3: Cross multiply
508.63x = 762.49 × 183.92 - Step 4: Simplify right side
508.63x = 140,236.24 - Step 5: Solve for x
x = 140,236.24/508.63 - Step 6: Final answer
x = 275.72
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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.