Finding the Fourth Proportional to 263,668.37, 395,123.77 and 149,906.70
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Solution
The fourth proportional to 263,668.37, 395,123.77 and 149,906.70 is: 224,644.70
Step by Step Solution
- Step 1: Write the proportion equation
263,668.37 : 395,123.77 = 149,906.70 : x - Step 2: Convert to fraction form
263,668.37/395,123.77 = 149,906.70/x - Step 3: Cross multiply
263,668.37x = 395,123.77 × 149,906.70 - Step 4: Simplify right side
263,668.37x = 59,231,700,639.64 - Step 5: Solve for x
x = 59,231,700,639.64/263,668.37 - Step 6: Final answer
x = 224,644.70
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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.