Finding the Fourth Proportional to 295,715.26, 408,087.04 and 161,579.26
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Solution
The fourth proportional to 295,715.26, 408,087.04 and 161,579.26 is: 222,979.37
Step by Step Solution
- Step 1: Write the proportion equation
295,715.26 : 408,087.04 = 161,579.26 : x - Step 2: Convert to fraction form
295,715.26/408,087.04 = 161,579.26/x - Step 3: Cross multiply
295,715.26x = 408,087.04 × 161,579.26 - Step 4: Simplify right side
295,715.26x = 65,938,401,938.79 - Step 5: Solve for x
x = 65,938,401,938.79/295,715.26 - Step 6: Final answer
x = 222,979.37
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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.