Finding the Fourth Proportional to 269,808.14, 372,360.57 and 201,707.18
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Solution
The fourth proportional to 269,808.14, 372,360.57 and 201,707.18 is: 278,374.85
Step by Step Solution
- Step 1: Write the proportion equation
269,808.14 : 372,360.57 = 201,707.18 : x - Step 2: Convert to fraction form
269,808.14/372,360.57 = 201,707.18/x - Step 3: Cross multiply
269,808.14x = 372,360.57 × 201,707.18 - Step 4: Simplify right side
269,808.14x = 75,107,800,517.89 - Step 5: Solve for x
x = 75,107,800,517.89/269,808.14 - Step 6: Final answer
x = 278,374.85
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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.