Finding the Fourth Proportional to 296,732.26, 409,490.60 and 160,767.14
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Solution
The fourth proportional to 296,732.26, 409,490.60 and 160,767.14 is: 221,858.70
Step by Step Solution
- Step 1: Write the proportion equation
296,732.26 : 409,490.60 = 160,767.14 : x - Step 2: Convert to fraction form
296,732.26/409,490.60 = 160,767.14/x - Step 3: Cross multiply
296,732.26x = 409,490.60 × 160,767.14 - Step 4: Simplify right side
296,732.26x = 65,832,632,618.88 - Step 5: Solve for x
x = 65,832,632,618.88/296,732.26 - Step 6: Final answer
x = 221,858.70
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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.