Finding the Fourth Proportional to 265,423.70, 397,163.55 and 195,439.70
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Solution
The fourth proportional to 265,423.70, 397,163.55 and 195,439.70 is: 292,443.84
Step by Step Solution
- Step 1: Write the proportion equation
265,423.70 : 397,163.55 = 195,439.70 : x - Step 2: Convert to fraction form
265,423.70/397,163.55 = 195,439.70/x - Step 3: Cross multiply
265,423.70x = 397,163.55 × 195,439.70 - Step 4: Simplify right side
265,423.70x = 77,621,525,062.94 - Step 5: Solve for x
x = 77,621,525,062.94/265,423.70 - Step 6: Final answer
x = 292,443.84
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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.