Finding the Fourth Proportional to 257,293.26, 354,797.01 and 203,493.06
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Solution
The fourth proportional to 257,293.26, 354,797.01 and 203,493.06 is: 280,608.71
Step by Step Solution
- Step 1: Write the proportion equation
257,293.26 : 354,797.01 = 203,493.06 : x - Step 2: Convert to fraction form
257,293.26/354,797.01 = 203,493.06/x - Step 3: Cross multiply
257,293.26x = 354,797.01 × 203,493.06 - Step 4: Simplify right side
257,293.26x = 72,198,729,243.75 - Step 5: Solve for x
x = 72,198,729,243.75/257,293.26 - Step 6: Final answer
x = 280,608.71
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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.