Finding the Fourth Proportional to 379,411.50, 523,581.36 and 207,325.62
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Solution
The fourth proportional to 379,411.50, 523,581.36 and 207,325.62 is: 286,105.80
Step by Step Solution
- Step 1: Write the proportion equation
379,411.50 : 523,581.36 = 207,325.62 : x - Step 2: Convert to fraction form
379,411.50/523,581.36 = 207,325.62/x - Step 3: Cross multiply
379,411.50x = 523,581.36 × 207,325.62 - Step 4: Simplify right side
379,411.50x = 108,551,830,082.44 - Step 5: Solve for x
x = 108,551,830,082.44/379,411.50 - Step 6: Final answer
x = 286,105.80
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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.