Finding the Fourth Proportional to 727,845.26, 1,091,869.97 and 254,422.94
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Solution
The fourth proportional to 727,845.26, 1,091,869.97 and 254,422.94 is: 381,670.09
Step by Step Solution
- Step 1: Write the proportion equation
727,845.26 : 1,091,869.97 = 254,422.94 : x - Step 2: Convert to fraction form
727,845.26/1,091,869.97 = 254,422.94/x - Step 3: Cross multiply
727,845.26x = 1,091,869.97 × 254,422.94 - Step 4: Simplify right side
727,845.26x = 277,796,761,133.65 - Step 5: Solve for x
x = 277,796,761,133.65/727,845.26 - Step 6: Final answer
x = 381,670.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.