Finding the Fourth Proportional to 481,711.11, 722,392.14 and 161,767.26
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Solution
The fourth proportional to 481,711.11, 722,392.14 and 161,767.26 is: 242,592.28
Step by Step Solution
- Step 1: Write the proportion equation
481,711.11 : 722,392.14 = 161,767.26 : x - Step 2: Convert to fraction form
481,711.11/722,392.14 = 161,767.26/x - Step 3: Cross multiply
481,711.11x = 722,392.14 × 161,767.26 - Step 4: Simplify right side
481,711.11x = 116,859,397,133.34 - Step 5: Solve for x
x = 116,859,397,133.34/481,711.11 - Step 6: Final answer
x = 242,592.28
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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.