Finding the Fourth Proportional to 303,536.43, 418,869.26 and 167,567.44
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Solution
The fourth proportional to 303,536.43, 418,869.26 and 167,567.44 is: 231,236.99
Step by Step Solution
- Step 1: Write the proportion equation
303,536.43 : 418,869.26 = 167,567.44 : x - Step 2: Convert to fraction form
303,536.43/418,869.26 = 167,567.44/x - Step 3: Cross multiply
303,536.43x = 418,869.26 × 167,567.44 - Step 4: Simplify right side
303,536.43x = 70,188,849,592.89 - Step 5: Solve for x
x = 70,188,849,592.89/303,536.43 - Step 6: Final answer
x = 231,236.99
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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.