Finding the Fourth Proportional to 325,847.88, 449,198.87 and 228,756.08
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Solution
The fourth proportional to 325,847.88, 449,198.87 and 228,756.08 is: 315,352.59
Step by Step Solution
- Step 1: Write the proportion equation
325,847.88 : 449,198.87 = 228,756.08 : x - Step 2: Convert to fraction form
325,847.88/449,198.87 = 228,756.08/x - Step 3: Cross multiply
325,847.88x = 449,198.87 × 228,756.08 - Step 4: Simplify right side
325,847.88x = 102,756,972,620.85 - Step 5: Solve for x
x = 102,756,972,620.85/325,847.88 - Step 6: Final answer
x = 315,352.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.