Finding the Fourth Proportional to 201,928.60, 302,236.80 and 201,928.60
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Solution
The fourth proportional to 201,928.60, 302,236.80 and 201,928.60 is: 302,236.80
Step by Step Solution
- Step 1: Write the proportion equation
201,928.60 : 302,236.80 = 201,928.60 : x - Step 2: Convert to fraction form
201,928.60/302,236.80 = 201,928.60/x - Step 3: Cross multiply
201,928.60x = 302,236.80 × 201,928.60 - Step 4: Simplify right side
201,928.60x = 61,030,253,892.48 - Step 5: Solve for x
x = 61,030,253,892.48/201,928.60 - Step 6: Final answer
x = 302,236.80
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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.