Finding the Fourth Proportional to 393,732.99, 590,119.67 and 204,088.80
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Solution
The fourth proportional to 393,732.99, 590,119.67 and 204,088.80 is: 305,884.49
Step by Step Solution
- Step 1: Write the proportion equation
393,732.99 : 590,119.67 = 204,088.80 : x - Step 2: Convert to fraction form
393,732.99/590,119.67 = 204,088.80/x - Step 3: Cross multiply
393,732.99x = 590,119.67 × 204,088.80 - Step 4: Simplify right side
393,732.99x = 120,436,814,286.25 - Step 5: Solve for x
x = 120,436,814,286.25/393,732.99 - Step 6: Final answer
x = 305,884.49
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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.