Finding the Fourth Proportional to 303,850.28, 419,291.84 and 167,882.74
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Solution
The fourth proportional to 303,850.28, 419,291.84 and 167,882.74 is: 231,666.28
Step by Step Solution
- Step 1: Write the proportion equation
303,850.28 : 419,291.84 = 167,882.74 : x - Step 2: Convert to fraction form
303,850.28/419,291.84 = 167,882.74/x - Step 3: Cross multiply
303,850.28x = 419,291.84 × 167,882.74 - Step 4: Simplify right side
303,850.28x = 70,391,862,958.84 - Step 5: Solve for x
x = 70,391,862,958.84/303,850.28 - Step 6: Final answer
x = 231,666.28
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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.