Finding the Fourth Proportional to 494,557.08, 682,517.56 and 276,763.92
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Solution
The fourth proportional to 494,557.08, 682,517.56 and 276,763.92 is: 381,950.32
Step by Step Solution
- Step 1: Write the proportion equation
494,557.08 : 682,517.56 = 276,763.92 : x - Step 2: Convert to fraction form
494,557.08/682,517.56 = 276,763.92/x - Step 3: Cross multiply
494,557.08x = 682,517.56 × 276,763.92 - Step 4: Simplify right side
494,557.08x = 188,896,235,374.44 - Step 5: Solve for x
x = 188,896,235,374.44/494,557.08 - Step 6: Final answer
x = 381,950.32
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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.