Finding the Fourth Proportional to 878,934.96, 1,318,528.71 and 271,770.54
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Solution
The fourth proportional to 878,934.96, 1,318,528.71 and 271,770.54 is: 407,694.85
Step by Step Solution
- Step 1: Write the proportion equation
878,934.96 : 1,318,528.71 = 271,770.54 : x - Step 2: Convert to fraction form
878,934.96/1,318,528.71 = 271,770.54/x - Step 3: Cross multiply
878,934.96x = 1,318,528.71 × 271,770.54 - Step 4: Simplify right side
878,934.96x = 358,337,259,522.20 - Step 5: Solve for x
x = 358,337,259,522.20/878,934.96 - Step 6: Final answer
x = 407,694.85
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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.