Finding the Fourth Proportional to 324,578.44, 486,072.70 and 268,072.84
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Solution
The fourth proportional to 324,578.44, 486,072.70 and 268,072.84 is: 401,452.69
Step by Step Solution
- Step 1: Write the proportion equation
324,578.44 : 486,072.70 = 268,072.84 : x - Step 2: Convert to fraction form
324,578.44/486,072.70 = 268,072.84/x - Step 3: Cross multiply
324,578.44x = 486,072.70 × 268,072.84 - Step 4: Simplify right side
324,578.44x = 130,302,889,135.47 - Step 5: Solve for x
x = 130,302,889,135.47/324,578.44 - Step 6: Final answer
x = 401,452.69
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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.