Finding the Fourth Proportional to 269,809.14, 372,361.95 and 201,708.18
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Solution
The fourth proportional to 269,809.14, 372,361.95 and 201,708.18 is: 278,376.23
Step by Step Solution
- Step 1: Write the proportion equation
269,809.14 : 372,361.95 = 201,708.18 : x - Step 2: Convert to fraction form
269,809.14/372,361.95 = 201,708.18/x - Step 3: Cross multiply
269,809.14x = 372,361.95 × 201,708.18 - Step 4: Simplify right side
269,809.14x = 75,108,451,235.75 - Step 5: Solve for x
x = 75,108,451,235.75/269,809.14 - Step 6: Final answer
x = 278,376.23
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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.