Finding the Fourth Proportional to 303,489.99, 418,819.65 and 167,524.02
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Solution
The fourth proportional to 303,489.99, 418,819.65 and 167,524.02 is: 231,185.06
Step by Step Solution
- Step 1: Write the proportion equation
303,489.99 : 418,819.65 = 167,524.02 : x - Step 2: Convert to fraction form
303,489.99/418,819.65 = 167,524.02/x - Step 3: Cross multiply
303,489.99x = 418,819.65 × 167,524.02 - Step 4: Simplify right side
303,489.99x = 70,162,351,422.99 - Step 5: Solve for x
x = 70,162,351,422.99/303,489.99 - Step 6: Final answer
x = 231,185.06
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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.