Finding the Fourth Proportional to 263,626.05, 396,069.93 and 169,041.55
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Solution
The fourth proportional to 263,626.05, 396,069.93 and 169,041.55 is: 253,966.83
Step by Step Solution
- Step 1: Write the proportion equation
263,626.05 : 396,069.93 = 169,041.55 : x - Step 2: Convert to fraction form
263,626.05/396,069.93 = 169,041.55/x - Step 3: Cross multiply
263,626.05x = 396,069.93 × 169,041.55 - Step 4: Simplify right side
263,626.05x = 66,952,273,514.10 - Step 5: Solve for x
x = 66,952,273,514.10/263,626.05 - Step 6: Final answer
x = 253,966.83
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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.