Finding the Fourth Proportional to 994,021.75, 1,491,032.64 and 246,067.75
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Solution
The fourth proportional to 994,021.75, 1,491,032.64 and 246,067.75 is: 369,101.63
Step by Step Solution
- Step 1: Write the proportion equation
994,021.75 : 1,491,032.64 = 246,067.75 : x - Step 2: Convert to fraction form
994,021.75/1,491,032.64 = 246,067.75/x - Step 3: Cross multiply
994,021.75x = 1,491,032.64 × 246,067.75 - Step 4: Simplify right side
994,021.75x = 366,895,046,901.36 - Step 5: Solve for x
x = 366,895,046,901.36/994,021.75 - Step 6: Final answer
x = 369,101.63
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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.