Finding the Fourth Proportional to 213,704.92, 296,261.44 and 202,328.88
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Solution
The fourth proportional to 213,704.92, 296,261.44 and 202,328.88 is: 280,490.70
Step by Step Solution
- Step 1: Write the proportion equation
213,704.92 : 296,261.44 = 202,328.88 : x - Step 2: Convert to fraction form
213,704.92/296,261.44 = 202,328.88/x - Step 3: Cross multiply
213,704.92x = 296,261.44 × 202,328.88 - Step 4: Simplify right side
213,704.92x = 59,942,243,725.58 - Step 5: Solve for x
x = 59,942,243,725.58/213,704.92 - Step 6: Final answer
x = 280,490.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.