Finding the Fourth Proportional to 456,247.26, 629,625.27 and 252,311.88
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Solution
The fourth proportional to 456,247.26, 629,625.27 and 252,311.88 is: 348,192.63
Step by Step Solution
- Step 1: Write the proportion equation
456,247.26 : 629,625.27 = 252,311.88 : x - Step 2: Convert to fraction form
456,247.26/629,625.27 = 252,311.88/x - Step 3: Cross multiply
456,247.26x = 629,625.27 × 252,311.88 - Step 4: Simplify right side
456,247.26x = 158,861,935,569.21 - Step 5: Solve for x
x = 158,861,935,569.21/456,247.26 - Step 6: Final answer
x = 348,192.63
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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.