Finding the Fourth Proportional to 890,114.54, 1,335,152.97 and 216,198.99
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Solution
The fourth proportional to 890,114.54, 1,335,152.97 and 216,198.99 is: 324,293.91
Step by Step Solution
- Step 1: Write the proportion equation
890,114.54 : 1,335,152.97 = 216,198.99 : x - Step 2: Convert to fraction form
890,114.54/1,335,152.97 = 216,198.99/x - Step 3: Cross multiply
890,114.54x = 1,335,152.97 × 216,198.99 - Step 4: Simplify right side
890,114.54x = 288,658,723,609.50 - Step 5: Solve for x
x = 288,658,723,609.50/890,114.54 - Step 6: Final answer
x = 324,293.91
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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.