Finding the Fourth Proportional to 494,518.13, 682,435.02 and 268,163.81
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Solution
The fourth proportional to 494,518.13, 682,435.02 and 268,163.81 is: 370,066.06
Step by Step Solution
- Step 1: Write the proportion equation
494,518.13 : 682,435.02 = 268,163.81 : x - Step 2: Convert to fraction form
494,518.13/682,435.02 = 268,163.81/x - Step 3: Cross multiply
494,518.13x = 682,435.02 × 268,163.81 - Step 4: Simplify right side
494,518.13x = 183,004,375,040.63 - Step 5: Solve for x
x = 183,004,375,040.63/494,518.13 - Step 6: Final answer
x = 370,066.06
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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.