Finding the Fourth Proportional to 338,955.14, 467,755.76 and 188,052.14
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Solution
The fourth proportional to 338,955.14, 467,755.76 and 188,052.14 is: 259,510.66
Step by Step Solution
- Step 1: Write the proportion equation
338,955.14 : 467,755.76 = 188,052.14 : x - Step 2: Convert to fraction form
338,955.14/467,755.76 = 188,052.14/x - Step 3: Cross multiply
338,955.14x = 467,755.76 × 188,052.14 - Step 4: Simplify right side
338,955.14x = 87,962,471,665.33 - Step 5: Solve for x
x = 87,962,471,665.33/338,955.14 - Step 6: Final answer
x = 259,510.66
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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.