Finding the Fourth Proportional to 204,213.20, 306,319.80 and 195,027.80
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Solution
The fourth proportional to 204,213.20, 306,319.80 and 195,027.80 is: 292,541.70
Step by Step Solution
- Step 1: Write the proportion equation
204,213.20 : 306,319.80 = 195,027.80 : x - Step 2: Convert to fraction form
204,213.20/306,319.80 = 195,027.80/x - Step 3: Cross multiply
204,213.20x = 306,319.80 × 195,027.80 - Step 4: Simplify right side
204,213.20x = 59,740,876,690.44 - Step 5: Solve for x
x = 59,740,876,690.44/204,213.20 - Step 6: Final answer
x = 292,541.70
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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.