Finding the Fourth Proportional to 888,436.63, 1,332,343.13 and 248,568.42
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Solution
The fourth proportional to 888,436.63, 1,332,343.13 and 248,568.42 is: 372,765.39
Step by Step Solution
- Step 1: Write the proportion equation
888,436.63 : 1,332,343.13 = 248,568.42 : x - Step 2: Convert to fraction form
888,436.63/1,332,343.13 = 248,568.42/x - Step 3: Cross multiply
888,436.63x = 1,332,343.13 × 248,568.42 - Step 4: Simplify right side
888,436.63x = 331,178,425,479.11 - Step 5: Solve for x
x = 331,178,425,479.11/888,436.63 - Step 6: Final answer
x = 372,765.39
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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.