Finding the Fourth Proportional to 303,522.02, 418,857.81 and 167,553.05
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Solution
The fourth proportional to 303,522.02, 418,857.81 and 167,553.05 is: 231,221.78
Step by Step Solution
- Step 1: Write the proportion equation
303,522.02 : 418,857.81 = 167,553.05 : x - Step 2: Convert to fraction form
303,522.02/418,857.81 = 167,553.05/x - Step 3: Cross multiply
303,522.02x = 418,857.81 × 167,553.05 - Step 4: Simplify right side
303,522.02x = 70,180,901,487.53 - Step 5: Solve for x
x = 70,180,901,487.53/303,522.02 - Step 6: Final answer
x = 231,221.78
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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.