Finding the Fourth Proportional to 297,439.20, 410,466.42 and 161,473.08
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Solution
The fourth proportional to 297,439.20, 410,466.42 and 161,473.08 is: 222,833.03
Step by Step Solution
- Step 1: Write the proportion equation
297,439.20 : 410,466.42 = 161,473.08 : x - Step 2: Convert to fraction form
297,439.20/410,466.42 = 161,473.08/x - Step 3: Cross multiply
297,439.20x = 410,466.42 × 161,473.08 - Step 4: Simplify right side
297,439.20x = 66,279,277,073.97 - Step 5: Solve for x
x = 66,279,277,073.97/297,439.20 - Step 6: Final answer
x = 222,833.03
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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.