Finding the Fourth Proportional to 380,114.75, 569,717.11 and 177,438.17
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Solution
The fourth proportional to 380,114.75, 569,717.11 and 177,438.17 is: 265,944.85
Step by Step Solution
- Step 1: Write the proportion equation
380,114.75 : 569,717.11 = 177,438.17 : x - Step 2: Convert to fraction form
380,114.75/569,717.11 = 177,438.17/x - Step 3: Cross multiply
380,114.75x = 569,717.11 × 177,438.17 - Step 4: Simplify right side
380,114.75x = 101,089,561,416.09 - Step 5: Solve for x
x = 101,089,561,416.09/380,114.75 - Step 6: Final answer
x = 265,944.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.