Finding the Fourth Proportional to 852,580.62, 1,278,594.09 and 283,808.97
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Solution
The fourth proportional to 852,580.62, 1,278,594.09 and 283,808.97 is: 425,621.30
Step by Step Solution
- Step 1: Write the proportion equation
852,580.62 : 1,278,594.09 = 283,808.97 : x - Step 2: Convert to fraction form
852,580.62/1,278,594.09 = 283,808.97/x - Step 3: Cross multiply
852,580.62x = 1,278,594.09 × 283,808.97 - Step 4: Simplify right side
852,580.62x = 362,876,471,730.99 - Step 5: Solve for x
x = 362,876,471,730.99/852,580.62 - Step 6: Final answer
x = 425,621.30
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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.