Finding the Fourth Proportional to 296,664.97, 409,399.62 and 160,698.91
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Solution
The fourth proportional to 296,664.97, 409,399.62 and 160,698.91 is: 221,765.56
Step by Step Solution
- Step 1: Write the proportion equation
296,664.97 : 409,399.62 = 160,698.91 : x - Step 2: Convert to fraction form
296,664.97/409,399.62 = 160,698.91/x - Step 3: Cross multiply
296,664.97x = 409,399.62 × 160,698.91 - Step 4: Simplify right side
296,664.97x = 65,790,071,884.92 - Step 5: Solve for x
x = 65,790,071,884.92/296,664.97 - Step 6: Final answer
x = 221,765.56
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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.