Finding the Fourth Proportional to 398,364.09, 597,544.50 and 161,704.77
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Solution
The fourth proportional to 398,364.09, 597,544.50 and 161,704.77 is: 242,556.49
Step by Step Solution
- Step 1: Write the proportion equation
398,364.09 : 597,544.50 = 161,704.77 : x - Step 2: Convert to fraction form
398,364.09/597,544.50 = 161,704.77/x - Step 3: Cross multiply
398,364.09x = 597,544.50 × 161,704.77 - Step 4: Simplify right side
398,364.09x = 96,625,795,937.27 - Step 5: Solve for x
x = 96,625,795,937.27/398,364.09 - Step 6: Final answer
x = 242,556.49
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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.