Finding the Fourth Proportional to 201,880.02, 278,430.84 and 177,628.62
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Solution
The fourth proportional to 201,880.02, 278,430.84 and 177,628.62 is: 244,983.56
Step by Step Solution
- Step 1: Write the proportion equation
201,880.02 : 278,430.84 = 177,628.62 : x - Step 2: Convert to fraction form
201,880.02/278,430.84 = 177,628.62/x - Step 3: Cross multiply
201,880.02x = 278,430.84 × 177,628.62 - Step 4: Simplify right side
201,880.02x = 49,457,285,874.64 - Step 5: Solve for x
x = 49,457,285,874.64/201,880.02 - Step 6: Final answer
x = 244,983.56
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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.