Finding the Fourth Proportional to 272,410.62, 408,617.75 and 94,920.99
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Solution
The fourth proportional to 272,410.62, 408,617.75 and 94,920.99 is: 142,382.12
Step by Step Solution
- Step 1: Write the proportion equation
272,410.62 : 408,617.75 = 94,920.99 : x - Step 2: Convert to fraction form
272,410.62/408,617.75 = 94,920.99/x - Step 3: Cross multiply
272,410.62x = 408,617.75 × 94,920.99 - Step 4: Simplify right side
272,410.62x = 38,786,401,361.57 - Step 5: Solve for x
x = 38,786,401,361.57/272,410.62 - Step 6: Final answer
x = 142,382.12
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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.