Finding the Fourth Proportional to 273.06, 409.73 and 170.19
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Solution
The fourth proportional to 273.06, 409.73 and 170.19 is: 255.37
Step by Step Solution
- Step 1: Write the proportion equation
273.06 : 409.73 = 170.19 : x - Step 2: Convert to fraction form
273.06/409.73 = 170.19/x - Step 3: Cross multiply
273.06x = 409.73 × 170.19 - Step 4: Simplify right side
273.06x = 69,731.10 - Step 5: Solve for x
x = 69,731.10/273.06 - Step 6: Final answer
x = 255.37
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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.