Finding the Fourth Proportional to 494,889.15, 682,954.97 and 268,534.65
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Solution
The fourth proportional to 494,889.15, 682,954.97 and 268,534.65 is: 370,582.12
Step by Step Solution
- Step 1: Write the proportion equation
494,889.15 : 682,954.97 = 268,534.65 : x - Step 2: Convert to fraction form
494,889.15/682,954.97 = 268,534.65/x - Step 3: Cross multiply
494,889.15x = 682,954.97 × 268,534.65 - Step 4: Simplify right side
494,889.15x = 183,397,072,492.04 - Step 5: Solve for x
x = 183,397,072,492.04/494,889.15 - Step 6: Final answer
x = 370,582.12
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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.