Finding the Fourth Proportional to 303,528.36, 418,869.75 and 167,562.48
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Solution
The fourth proportional to 303,528.36, 418,869.75 and 167,562.48 is: 231,236.56
Step by Step Solution
- Step 1: Write the proportion equation
303,528.36 : 418,869.75 = 167,562.48 : x - Step 2: Convert to fraction form
303,528.36/418,869.75 = 167,562.48/x - Step 3: Cross multiply
303,528.36x = 418,869.75 × 167,562.48 - Step 4: Simplify right side
303,528.36x = 70,186,854,106.98 - Step 5: Solve for x
x = 70,186,854,106.98/303,528.36 - Step 6: Final answer
x = 231,236.56
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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.