Finding the Fourth Proportional to 774,839.62, 1,162,271.13 and 295,093.99
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Solution
The fourth proportional to 774,839.62, 1,162,271.13 and 295,093.99 is: 442,645.43
Step by Step Solution
- Step 1: Write the proportion equation
774,839.62 : 1,162,271.13 = 295,093.99 : x - Step 2: Convert to fraction form
774,839.62/1,162,271.13 = 295,093.99/x - Step 3: Cross multiply
774,839.62x = 1,162,271.13 × 295,093.99 - Step 4: Simplify right side
774,839.62x = 342,979,219,021.97 - Step 5: Solve for x
x = 342,979,219,021.97/774,839.62 - Step 6: Final answer
x = 442,645.43
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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.