Finding the Fourth Proportional to 250,274.82, 345,102.49 and 159,486.97
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Solution
The fourth proportional to 250,274.82, 345,102.49 and 159,486.97 is: 219,915.65
Step by Step Solution
- Step 1: Write the proportion equation
250,274.82 : 345,102.49 = 159,486.97 : x - Step 2: Convert to fraction form
250,274.82/345,102.49 = 159,486.97/x - Step 3: Cross multiply
250,274.82x = 345,102.49 × 159,486.97 - Step 4: Simplify right side
250,274.82x = 55,039,350,469.56 - Step 5: Solve for x
x = 55,039,350,469.56/250,274.82 - Step 6: Final answer
x = 219,915.65
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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.