Finding the Fourth Proportional to 1,178,158.12, 1,767,338.61 and 325,229.92
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Solution
The fourth proportional to 1,178,158.12, 1,767,338.61 and 325,229.92 is: 487,872.88
Step by Step Solution
- Step 1: Write the proportion equation
1,178,158.12 : 1,767,338.61 = 325,229.92 : x - Step 2: Convert to fraction form
1,178,158.12/1,767,338.61 = 325,229.92/x - Step 3: Cross multiply
1,178,158.12x = 1,767,338.61 × 325,229.92 - Step 4: Simplify right side
1,178,158.12x = 574,791,394,743.21 - Step 5: Solve for x
x = 574,791,394,743.21/1,178,158.12 - Step 6: Final answer
x = 487,872.88
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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.