Finding the Fourth Proportional to 858,891.08, 1,185,378.56 and 519,546.44
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Solution
The fourth proportional to 858,891.08, 1,185,378.56 and 519,546.44 is: 717,039.94
Step by Step Solution
- Step 1: Write the proportion equation
858,891.08 : 1,185,378.56 = 519,546.44 : x - Step 2: Convert to fraction form
858,891.08/1,185,378.56 = 519,546.44/x - Step 3: Cross multiply
858,891.08x = 1,185,378.56 × 519,546.44 - Step 4: Simplify right side
858,891.08x = 615,859,202,375.70 - Step 5: Solve for x
x = 615,859,202,375.70/858,891.08 - Step 6: Final answer
x = 717,039.94
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.