Finding the Fourth Proportional to 201,874.02, 278,422.56 and 177,622.62
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Solution
The fourth proportional to 201,874.02, 278,422.56 and 177,622.62 is: 244,975.28
Step by Step Solution
- Step 1: Write the proportion equation
201,874.02 : 278,422.56 = 177,622.62 : x - Step 2: Convert to fraction form
201,874.02/278,422.56 = 177,622.62/x - Step 3: Cross multiply
201,874.02x = 278,422.56 × 177,622.62 - Step 4: Simplify right side
201,874.02x = 49,454,144,574.31 - Step 5: Solve for x
x = 49,454,144,574.31/201,874.02 - Step 6: Final answer
x = 244,975.28
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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.