Finding the Fourth Proportional to 303,562.36, 418,907.71 and 167,593.83
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Solution
The fourth proportional to 303,562.36, 418,907.71 and 167,593.83 is: 231,274.88
Step by Step Solution
- Step 1: Write the proportion equation
303,562.36 : 418,907.71 = 167,593.83 : x - Step 2: Convert to fraction form
303,562.36/418,907.71 = 167,593.83/x - Step 3: Cross multiply
303,562.36x = 418,907.71 × 167,593.83 - Step 4: Simplify right side
303,562.36x = 70,206,347,535.43 - Step 5: Solve for x
x = 70,206,347,535.43/303,562.36 - Step 6: Final answer
x = 231,274.88
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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.