Finding the Fourth Proportional to 271,236.06, 406,848.69 and 84,247.02
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Solution
The fourth proportional to 271,236.06, 406,848.69 and 84,247.02 is: 126,368.85
Step by Step Solution
- Step 1: Write the proportion equation
271,236.06 : 406,848.69 = 84,247.02 : x - Step 2: Convert to fraction form
271,236.06/406,848.69 = 84,247.02/x - Step 3: Cross multiply
271,236.06x = 406,848.69 × 84,247.02 - Step 4: Simplify right side
271,236.06x = 34,275,789,723.40 - Step 5: Solve for x
x = 34,275,789,723.40/271,236.06 - Step 6: Final answer
x = 126,368.85
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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.