Finding the Fourth Proportional to 509,568.26, 764,561.97 and 225,108.81
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Solution
The fourth proportional to 509,568.26, 764,561.97 and 225,108.81 is: 337,755.80
Step by Step Solution
- Step 1: Write the proportion equation
509,568.26 : 764,561.97 = 225,108.81 : x - Step 2: Convert to fraction form
509,568.26/764,561.97 = 225,108.81/x - Step 3: Cross multiply
509,568.26x = 764,561.97 × 225,108.81 - Step 4: Simplify right side
509,568.26x = 172,109,635,237.96 - Step 5: Solve for x
x = 172,109,635,237.96/509,568.26 - Step 6: Final answer
x = 337,755.80
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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.