Finding the Fourth Proportional to 334,819.36, 461,846.10 and 198,760.96
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Solution
The fourth proportional to 334,819.36, 461,846.10 and 198,760.96 is: 274,168.66
Step by Step Solution
- Step 1: Write the proportion equation
334,819.36 : 461,846.10 = 198,760.96 : x - Step 2: Convert to fraction form
334,819.36/461,846.10 = 198,760.96/x - Step 3: Cross multiply
334,819.36x = 461,846.10 × 198,760.96 - Step 4: Simplify right side
334,819.36x = 91,796,974,208.26 - Step 5: Solve for x
x = 91,796,974,208.26/334,819.36 - Step 6: Final answer
x = 274,168.66
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1.5x scale
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.