Finding the Fourth Proportional to 526,343.13, 789,175.17 and 206,527.31
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Solution
The fourth proportional to 526,343.13, 789,175.17 and 206,527.31 is: 309,657.75
Step by Step Solution
- Step 1: Write the proportion equation
526,343.13 : 789,175.17 = 206,527.31 : x - Step 2: Convert to fraction form
526,343.13/789,175.17 = 206,527.31/x - Step 3: Cross multiply
526,343.13x = 789,175.17 × 206,527.31 - Step 4: Simplify right side
526,343.13x = 162,986,226,951.83 - Step 5: Solve for x
x = 162,986,226,951.83/526,343.13 - Step 6: Final answer
x = 309,657.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.