Finding the Fourth Proportional to 221,688.21, 332,520.00 and 197,010.65
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Solution
The fourth proportional to 221,688.21, 332,520.00 and 197,010.65 is: 295,505.03
Step by Step Solution
- Step 1: Write the proportion equation
221,688.21 : 332,520.00 = 197,010.65 : x - Step 2: Convert to fraction form
221,688.21/332,520.00 = 197,010.65/x - Step 3: Cross multiply
221,688.21x = 332,520.00 × 197,010.65 - Step 4: Simplify right side
221,688.21x = 65,509,980,414.19 - Step 5: Solve for x
x = 65,509,980,414.19/221,688.21 - Step 6: Final answer
x = 295,505.03
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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.