Finding the Fourth Proportional to 889,651.35, 1,227,716.64 and 481,753.17
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Solution
The fourth proportional to 889,651.35, 1,227,716.64 and 481,753.17 is: 664,818.17
Step by Step Solution
- Step 1: Write the proportion equation
889,651.35 : 1,227,716.64 = 481,753.17 : x - Step 2: Convert to fraction form
889,651.35/1,227,716.64 = 481,753.17/x - Step 3: Cross multiply
889,651.35x = 1,227,716.64 × 481,753.17 - Step 4: Simplify right side
889,651.35x = 591,456,383,181.75 - Step 5: Solve for x
x = 591,456,383,181.75/889,651.35 - Step 6: Final answer
x = 664,818.17
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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.