Finding the Fourth Proportional to 322,021.44, 444,391.20 and 201,232.92
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Solution
The fourth proportional to 322,021.44, 444,391.20 and 201,232.92 is: 277,702.44
Step by Step Solution
- Step 1: Write the proportion equation
322,021.44 : 444,391.20 = 201,232.92 : x - Step 2: Convert to fraction form
322,021.44/444,391.20 = 201,232.92/x - Step 3: Cross multiply
322,021.44x = 444,391.20 × 201,232.92 - Step 4: Simplify right side
322,021.44x = 89,426,138,798.30 - Step 5: Solve for x
x = 89,426,138,798.30/322,021.44 - Step 6: Final answer
x = 277,702.44
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.