Finding the Fourth Proportional to 327,914.01, 491,797.19 and 214,025.99
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Solution
The fourth proportional to 327,914.01, 491,797.19 and 214,025.99 is: 320,990.79
Step by Step Solution
- Step 1: Write the proportion equation
327,914.01 : 491,797.19 = 214,025.99 : x - Step 2: Convert to fraction form
327,914.01/491,797.19 = 214,025.99/x - Step 3: Cross multiply
327,914.01x = 491,797.19 × 214,025.99 - Step 4: Simplify right side
327,914.01x = 105,257,376,939.85 - Step 5: Solve for x
x = 105,257,376,939.85/327,914.01 - Step 6: Final answer
x = 320,990.79
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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.