Finding the Fourth Proportional to 338,939.14, 467,777.49 and 195,698.95
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Solution
The fourth proportional to 338,939.14, 467,777.49 and 195,698.95 is: 270,088.49
Step by Step Solution
- Step 1: Write the proportion equation
338,939.14 : 467,777.49 = 195,698.95 : x - Step 2: Convert to fraction form
338,939.14/467,777.49 = 195,698.95/x - Step 3: Cross multiply
338,939.14x = 467,777.49 × 195,698.95 - Step 4: Simplify right side
338,939.14x = 91,543,561,287.75 - Step 5: Solve for x
x = 91,543,561,287.75/338,939.14 - Step 6: Final answer
x = 270,088.49
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1.5x scale
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.