Finding the Fourth Proportional to 845,894.84, 1,268,821.17 and 246,861.18
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Solution
The fourth proportional to 845,894.84, 1,268,821.17 and 246,861.18 is: 370,285.62
Step by Step Solution
- Step 1: Write the proportion equation
845,894.84 : 1,268,821.17 = 246,861.18 : x - Step 2: Convert to fraction form
845,894.84/1,268,821.17 = 246,861.18/x - Step 3: Cross multiply
845,894.84x = 1,268,821.17 × 246,861.18 - Step 4: Simplify right side
845,894.84x = 313,222,691,235.18 - Step 5: Solve for x
x = 313,222,691,235.18/845,894.84 - Step 6: Final answer
x = 370,285.62
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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.