Finding the Fourth Proportional to 304,065.37, 419,509.92 and 195,230.68
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Solution
The fourth proportional to 304,065.37, 419,509.92 and 195,230.68 is: 269,353.95
Step by Step Solution
- Step 1: Write the proportion equation
304,065.37 : 419,509.92 = 195,230.68 : x - Step 2: Convert to fraction form
304,065.37/419,509.92 = 195,230.68/x - Step 3: Cross multiply
304,065.37x = 419,509.92 × 195,230.68 - Step 4: Simplify right side
304,065.37x = 81,901,208,520.24 - Step 5: Solve for x
x = 81,901,208,520.24/304,065.37 - Step 6: Final answer
x = 269,353.95
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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.