Finding the Fourth Proportional to 363,276.28, 501,323.70 and 202,138.12
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Solution
The fourth proportional to 363,276.28, 501,323.70 and 202,138.12 is: 278,951.96
Step by Step Solution
- Step 1: Write the proportion equation
363,276.28 : 501,323.70 = 202,138.12 : x - Step 2: Convert to fraction form
363,276.28/501,323.70 = 202,138.12/x - Step 3: Cross multiply
363,276.28x = 501,323.70 × 202,138.12 - Step 4: Simplify right side
363,276.28x = 101,336,630,229.44 - Step 5: Solve for x
x = 101,336,630,229.44/363,276.28 - Step 6: Final answer
x = 278,951.96
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1.5x scale
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.