Finding the Fourth Proportional to 389,175.78, 582,626.34 and 351,821.82
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Solution
The fourth proportional to 389,175.78, 582,626.34 and 351,821.82 is: 526,704.56
Step by Step Solution
- Step 1: Write the proportion equation
389,175.78 : 582,626.34 = 351,821.82 : x - Step 2: Convert to fraction form
389,175.78/582,626.34 = 351,821.82/x - Step 3: Cross multiply
389,175.78x = 582,626.34 × 351,821.82 - Step 4: Simplify right side
389,175.78x = 204,980,659,318.74 - Step 5: Solve for x
x = 204,980,659,318.74/389,175.78 - Step 6: Final answer
x = 526,704.56
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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.