Finding the Fourth Proportional to 203,231.60, 304,847.40 and 201,849.20
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Solution
The fourth proportional to 203,231.60, 304,847.40 and 201,849.20 is: 302,773.80
Step by Step Solution
- Step 1: Write the proportion equation
203,231.60 : 304,847.40 = 201,849.20 : x - Step 2: Convert to fraction form
203,231.60/304,847.40 = 201,849.20/x - Step 3: Cross multiply
203,231.60x = 304,847.40 × 201,849.20 - Step 4: Simplify right side
203,231.60x = 61,533,203,812.08 - Step 5: Solve for x
x = 61,533,203,812.08/203,231.60 - Step 6: Final answer
x = 302,773.80
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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.