Finding the Fourth Proportional to 878,922.05, 1,318,509.41 and 271,757.71
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Solution
The fourth proportional to 878,922.05, 1,318,509.41 and 271,757.71 is: 407,675.63
Step by Step Solution
- Step 1: Write the proportion equation
878,922.05 : 1,318,509.41 = 271,757.71 : x - Step 2: Convert to fraction form
878,922.05/1,318,509.41 = 271,757.71/x - Step 3: Cross multiply
878,922.05x = 1,318,509.41 × 271,757.71 - Step 4: Simplify right side
878,922.05x = 358,315,097,875.05 - Step 5: Solve for x
x = 358,315,097,875.05/878,922.05 - Step 6: Final answer
x = 407,675.63
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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.