Finding the Fourth Proportional to 397,872.06, 596,589.94 and 157,742.70
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Solution
The fourth proportional to 397,872.06, 596,589.94 and 157,742.70 is: 236,527.56
Step by Step Solution
- Step 1: Write the proportion equation
397,872.06 : 596,589.94 = 157,742.70 : x - Step 2: Convert to fraction form
397,872.06/596,589.94 = 157,742.70/x - Step 3: Cross multiply
397,872.06x = 596,589.94 × 157,742.70 - Step 4: Simplify right side
397,872.06x = 94,107,707,928.44 - Step 5: Solve for x
x = 94,107,707,928.44/397,872.06 - Step 6: Final answer
x = 236,527.56
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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.