Finding the Fourth Proportional to 263,267.70, 394,901.55 and 201,059.70
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Solution
The fourth proportional to 263,267.70, 394,901.55 and 201,059.70 is: 301,589.55
Step by Step Solution
- Step 1: Write the proportion equation
263,267.70 : 394,901.55 = 201,059.70 : x - Step 2: Convert to fraction form
263,267.70/394,901.55 = 201,059.70/x - Step 3: Cross multiply
263,267.70x = 394,901.55 × 201,059.70 - Step 4: Simplify right side
263,267.70x = 79,398,787,172.54 - Step 5: Solve for x
x = 79,398,787,172.54/263,267.70 - Step 6: Final answer
x = 301,589.55
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1.5x scale
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.