Finding the Fourth Proportional to 996,079.80, 1,494,119.70 and 248,125.80
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Solution
The fourth proportional to 996,079.80, 1,494,119.70 and 248,125.80 is: 372,188.70
Step by Step Solution
- Step 1: Write the proportion equation
996,079.80 : 1,494,119.70 = 248,125.80 : x - Step 2: Convert to fraction form
996,079.80/1,494,119.70 = 248,125.80/x - Step 3: Cross multiply
996,079.80x = 1,494,119.70 × 248,125.80 - Step 4: Simplify right side
996,079.80x = 370,729,645,858.26 - Step 5: Solve for x
x = 370,729,645,858.26/996,079.80 - Step 6: Final answer
x = 372,188.70
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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.