Finding the Fourth Proportional to 379,626.11, 569,557.62 and 113,397.14
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Solution
The fourth proportional to 379,626.11, 569,557.62 and 113,397.14 is: 170,131.09
Step by Step Solution
- Step 1: Write the proportion equation
379,626.11 : 569,557.62 = 113,397.14 : x - Step 2: Convert to fraction form
379,626.11/569,557.62 = 113,397.14/x - Step 3: Cross multiply
379,626.11x = 569,557.62 × 113,397.14 - Step 4: Simplify right side
379,626.11x = 64,586,202,325.42 - Step 5: Solve for x
x = 64,586,202,325.42/379,626.11 - Step 6: Final answer
x = 170,131.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.