Finding the Fourth Proportional to 752,243.67, 1,128,325.85 and 246,738.09
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Solution
The fourth proportional to 752,243.67, 1,128,325.85 and 246,738.09 is: 370,094.13
Step by Step Solution
- Step 1: Write the proportion equation
752,243.67 : 1,128,325.85 = 246,738.09 : x - Step 2: Convert to fraction form
752,243.67/1,128,325.85 = 246,738.09/x - Step 3: Cross multiply
752,243.67x = 1,128,325.85 × 246,738.09 - Step 4: Simplify right side
752,243.67x = 278,400,969,049.43 - Step 5: Solve for x
x = 278,400,969,049.43/752,243.67 - Step 6: Final answer
x = 370,094.13
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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.