Finding the Fourth Proportional to 625,891.26, 938,967.57 and 205,134.06
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Solution
The fourth proportional to 625,891.26, 938,967.57 and 205,134.06 is: 307,743.92
Step by Step Solution
- Step 1: Write the proportion equation
625,891.26 : 938,967.57 = 205,134.06 : x - Step 2: Convert to fraction form
625,891.26/938,967.57 = 205,134.06/x - Step 3: Cross multiply
625,891.26x = 938,967.57 × 205,134.06 - Step 4: Simplify right side
625,891.26x = 192,614,229,842.43 - Step 5: Solve for x
x = 192,614,229,842.43/625,891.26 - Step 6: Final answer
x = 307,743.92
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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.