Finding the Fourth Proportional to 201,680.40, 302,520.60 and 201,680.40
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Solution
The fourth proportional to 201,680.40, 302,520.60 and 201,680.40 is: 302,520.60
Step by Step Solution
- Step 1: Write the proportion equation
201,680.40 : 302,520.60 = 201,680.40 : x - Step 2: Convert to fraction form
201,680.40/302,520.60 = 201,680.40/x - Step 3: Cross multiply
201,680.40x = 302,520.60 × 201,680.40 - Step 4: Simplify right side
201,680.40x = 61,012,475,616.24 - Step 5: Solve for x
x = 61,012,475,616.24/201,680.40 - Step 6: Final answer
x = 302,520.60
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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.