Finding the Fourth Proportional to 329,450.68, 454,591.20 and 193,452.09
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Solution
The fourth proportional to 329,450.68, 454,591.20 and 193,452.09 is: 266,934.09
Step by Step Solution
- Step 1: Write the proportion equation
329,450.68 : 454,591.20 = 193,452.09 : x - Step 2: Convert to fraction form
329,450.68/454,591.20 = 193,452.09/x - Step 3: Cross multiply
329,450.68x = 454,591.20 × 193,452.09 - Step 4: Simplify right side
329,450.68x = 87,941,617,735.61 - Step 5: Solve for x
x = 87,941,617,735.61/329,450.68 - Step 6: Final answer
x = 266,934.09
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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.