Finding the Fourth Proportional to 835,299.36, 1,252,949.04 and 204,205.68
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Solution
The fourth proportional to 835,299.36, 1,252,949.04 and 204,205.68 is: 306,308.52
Step by Step Solution
- Step 1: Write the proportion equation
835,299.36 : 1,252,949.04 = 204,205.68 : x - Step 2: Convert to fraction form
835,299.36/1,252,949.04 = 204,205.68/x - Step 3: Cross multiply
835,299.36x = 1,252,949.04 × 204,205.68 - Step 4: Simplify right side
835,299.36x = 255,859,310,718.55 - Step 5: Solve for x
x = 255,859,310,718.55/835,299.36 - Step 6: Final answer
x = 306,308.52
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Similar ratio
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1.5x scale
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.