Finding the Fourth Proportional to 269,635.44, 372,094.56 and 148,777.68
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Solution
The fourth proportional to 269,635.44, 372,094.56 and 148,777.68 is: 205,311.90
Step by Step Solution
- Step 1: Write the proportion equation
269,635.44 : 372,094.56 = 148,777.68 : x - Step 2: Convert to fraction form
269,635.44/372,094.56 = 148,777.68/x - Step 3: Cross multiply
269,635.44x = 372,094.56 × 148,777.68 - Step 4: Simplify right side
269,635.44x = 55,359,365,377.42 - Step 5: Solve for x
x = 55,359,365,377.42/269,635.44 - Step 6: Final answer
x = 205,311.90
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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.