Finding the Fourth Proportional to 447,949.70, 618,170.61 and 246,745.70
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Solution
The fourth proportional to 447,949.70, 618,170.61 and 246,745.70 is: 340,509.08
Step by Step Solution
- Step 1: Write the proportion equation
447,949.70 : 618,170.61 = 246,745.70 : x - Step 2: Convert to fraction form
447,949.70/618,170.61 = 246,745.70/x - Step 3: Cross multiply
447,949.70x = 618,170.61 × 246,745.70 - Step 4: Simplify right side
447,949.70x = 152,530,939,883.88 - Step 5: Solve for x
x = 152,530,939,883.88/447,949.70 - Step 6: Final answer
x = 340,509.08
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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.