Finding the Fourth Proportional to 296,584.32, 409,170.24 and 189,125.76
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Solution
The fourth proportional to 296,584.32, 409,170.24 and 189,125.76 is: 260,919.50
Step by Step Solution
- Step 1: Write the proportion equation
296,584.32 : 409,170.24 = 189,125.76 : x - Step 2: Convert to fraction form
296,584.32/409,170.24 = 189,125.76/x - Step 3: Cross multiply
296,584.32x = 409,170.24 × 189,125.76 - Step 4: Simplify right side
296,584.32x = 77,384,632,609.38 - Step 5: Solve for x
x = 77,384,632,609.38/296,584.32 - Step 6: Final answer
x = 260,919.50
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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.