Finding the Fourth Proportional to 807,770.67, 1,211,874.18 and 246,789.87
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Solution
The fourth proportional to 807,770.67, 1,211,874.18 and 246,789.87 is: 370,251.46
Step by Step Solution
- Step 1: Write the proportion equation
807,770.67 : 1,211,874.18 = 246,789.87 : x - Step 2: Convert to fraction form
807,770.67/1,211,874.18 = 246,789.87/x - Step 3: Cross multiply
807,770.67x = 1,211,874.18 × 246,789.87 - Step 4: Simplify right side
807,770.67x = 299,078,271,338.56 - Step 5: Solve for x
x = 299,078,271,338.56/807,770.67 - Step 6: Final answer
x = 370,251.46
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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.