Finding the Fourth Proportional to 835,624.59, 1,253,616.78 and 259,236.18
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Solution
The fourth proportional to 835,624.59, 1,253,616.78 and 259,236.18 is: 388,910.08
Step by Step Solution
- Step 1: Write the proportion equation
835,624.59 : 1,253,616.78 = 259,236.18 : x - Step 2: Convert to fraction form
835,624.59/1,253,616.78 = 259,236.18/x - Step 3: Cross multiply
835,624.59x = 1,253,616.78 × 259,236.18 - Step 4: Simplify right side
835,624.59x = 324,982,826,203.24 - Step 5: Solve for x
x = 324,982,826,203.24/835,624.59 - Step 6: Final answer
x = 388,910.08
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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.