Finding the Fourth Proportional to 202,358.40, 303,537.60 and 162,992.40
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Solution
The fourth proportional to 202,358.40, 303,537.60 and 162,992.40 is: 244,488.60
Step by Step Solution
- Step 1: Write the proportion equation
202,358.40 : 303,537.60 = 162,992.40 : x - Step 2: Convert to fraction form
202,358.40/303,537.60 = 162,992.40/x - Step 3: Cross multiply
202,358.40x = 303,537.60 × 162,992.40 - Step 4: Simplify right side
202,358.40x = 49,474,321,914.24 - Step 5: Solve for x
x = 49,474,321,914.24/202,358.40 - Step 6: Final answer
x = 244,488.60
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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.