Finding the Fourth Proportional to 901,963.91, 1,244,665.97 and 494,067.58
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Solution
The fourth proportional to 901,963.91, 1,244,665.97 and 494,067.58 is: 681,789.03
Step by Step Solution
- Step 1: Write the proportion equation
901,963.91 : 1,244,665.97 = 494,067.58 : x - Step 2: Convert to fraction form
901,963.91/1,244,665.97 = 494,067.58/x - Step 3: Cross multiply
901,963.91x = 1,244,665.97 × 494,067.58 - Step 4: Simplify right side
901,963.91x = 614,949,103,706.25 - Step 5: Solve for x
x = 614,949,103,706.25/901,963.91 - Step 6: Final answer
x = 681,789.03
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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.