Finding the Fourth Proportional to 494,466.27, 682,450.85 and 290,517.13
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Solution
The fourth proportional to 494,466.27, 682,450.85 and 290,517.13 is: 400,964.99
Step by Step Solution
- Step 1: Write the proportion equation
494,466.27 : 682,450.85 = 290,517.13 : x - Step 2: Convert to fraction form
494,466.27/682,450.85 = 290,517.13/x - Step 3: Cross multiply
494,466.27x = 682,450.85 × 290,517.13 - Step 4: Simplify right side
494,466.27x = 198,263,662,308.06 - Step 5: Solve for x
x = 198,263,662,308.06/494,466.27 - Step 6: Final answer
x = 400,964.99
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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.