Finding the Fourth Proportional to 379,087.24, 568,619.92 and 98,604.48
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Solution
The fourth proportional to 379,087.24, 568,619.92 and 98,604.48 is: 147,903.87
Step by Step Solution
- Step 1: Write the proportion equation
379,087.24 : 568,619.92 = 98,604.48 : x - Step 2: Convert to fraction form
379,087.24/568,619.92 = 98,604.48/x - Step 3: Cross multiply
379,087.24x = 568,619.92 × 98,604.48 - Step 4: Simplify right side
379,087.24x = 56,068,471,529.24 - Step 5: Solve for x
x = 56,068,471,529.24/379,087.24 - Step 6: Final answer
x = 147,903.87
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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.