Finding the Fourth Proportional to 303,551.94, 418,915.70 and 167,605.19
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Solution
The fourth proportional to 303,551.94, 418,915.70 and 167,605.19 is: 231,302.90
Step by Step Solution
- Step 1: Write the proportion equation
303,551.94 : 418,915.70 = 167,605.19 : x - Step 2: Convert to fraction form
303,551.94/418,915.70 = 167,605.19/x - Step 3: Cross multiply
303,551.94x = 418,915.70 × 167,605.19 - Step 4: Simplify right side
303,551.94x = 70,212,442,559.88 - Step 5: Solve for x
x = 70,212,442,559.88/303,551.94 - Step 6: Final answer
x = 231,302.90
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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.