Finding the Fourth Proportional to 508,108.70, 762,458.21 and 227,625.95
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Solution
The fourth proportional to 508,108.70, 762,458.21 and 227,625.95 is: 341,571.15
Step by Step Solution
- Step 1: Write the proportion equation
508,108.70 : 762,458.21 = 227,625.95 : x - Step 2: Convert to fraction form
508,108.70/762,458.21 = 227,625.95/x - Step 3: Cross multiply
508,108.70x = 762,458.21 × 227,625.95 - Step 4: Simplify right side
508,108.70x = 173,555,269,436.13 - Step 5: Solve for x
x = 173,555,269,436.13/508,108.70 - Step 6: Final answer
x = 341,571.15
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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.