Finding the Fourth Proportional to 296,771.38, 409,539.11 and 167,707.06
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Solution
The fourth proportional to 296,771.38, 409,539.11 and 167,707.06 is: 231,432.69
Step by Step Solution
- Step 1: Write the proportion equation
296,771.38 : 409,539.11 = 167,707.06 : x - Step 2: Convert to fraction form
296,771.38/409,539.11 = 167,707.06/x - Step 3: Cross multiply
296,771.38x = 409,539.11 × 167,707.06 - Step 4: Simplify right side
296,771.38x = 68,682,598,230.73 - Step 5: Solve for x
x = 68,682,598,230.73/296,771.38 - Step 6: Final answer
x = 231,432.69
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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.