Finding the Fourth Proportional to 269,079.40, 403,619.10 and 248,861.80
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Solution
The fourth proportional to 269,079.40, 403,619.10 and 248,861.80 is: 373,292.70
Step by Step Solution
- Step 1: Write the proportion equation
269,079.40 : 403,619.10 = 248,861.80 : x - Step 2: Convert to fraction form
269,079.40/403,619.10 = 248,861.80/x - Step 3: Cross multiply
269,079.40x = 403,619.10 × 248,861.80 - Step 4: Simplify right side
269,079.40x = 100,445,375,740.38 - Step 5: Solve for x
x = 100,445,375,740.38/269,079.40 - Step 6: Final answer
x = 373,292.70
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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.