Finding the Fourth Proportional to 201,943.60, 302,915.40 and 182,260.60
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Solution
The fourth proportional to 201,943.60, 302,915.40 and 182,260.60 is: 273,390.90
Step by Step Solution
- Step 1: Write the proportion equation
201,943.60 : 302,915.40 = 182,260.60 : x - Step 2: Convert to fraction form
201,943.60/302,915.40 = 182,260.60/x - Step 3: Cross multiply
201,943.60x = 302,915.40 × 182,260.60 - Step 4: Simplify right side
201,943.60x = 55,209,542,553.24 - Step 5: Solve for x
x = 55,209,542,553.24/201,943.60 - Step 6: Final answer
x = 273,390.90
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1.5x scale
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.