Finding the Fourth Proportional to 532,618.68, 734,983.96 and 303,231.82
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Solution
The fourth proportional to 532,618.68, 734,983.96 and 303,231.82 is: 418,442.94
Step by Step Solution
- Step 1: Write the proportion equation
532,618.68 : 734,983.96 = 303,231.82 : x - Step 2: Convert to fraction form
532,618.68/734,983.96 = 303,231.82/x - Step 3: Cross multiply
532,618.68x = 734,983.96 × 303,231.82 - Step 4: Simplify right side
532,618.68x = 222,870,523,861.61 - Step 5: Solve for x
x = 222,870,523,861.61/532,618.68 - Step 6: Final answer
x = 418,442.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.