Finding the Fourth Proportional to 518,198.22, 777,325.14 and 163,240.02
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Solution
The fourth proportional to 518,198.22, 777,325.14 and 163,240.02 is: 244,868.79
Step by Step Solution
- Step 1: Write the proportion equation
518,198.22 : 777,325.14 = 163,240.02 : x - Step 2: Convert to fraction form
518,198.22/777,325.14 = 163,240.02/x - Step 3: Cross multiply
518,198.22x = 777,325.14 × 163,240.02 - Step 4: Simplify right side
518,198.22x = 126,890,571,400.10 - Step 5: Solve for x
x = 126,890,571,400.10/518,198.22 - Step 6: Final answer
x = 244,868.79
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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.