Finding the Fourth Proportional to 447,949.18, 618,169.91 and 246,745.18
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Solution
The fourth proportional to 447,949.18, 618,169.91 and 246,745.18 is: 340,508.37
Step by Step Solution
- Step 1: Write the proportion equation
447,949.18 : 618,169.91 = 246,745.18 : x - Step 2: Convert to fraction form
447,949.18/618,169.91 = 246,745.18/x - Step 3: Cross multiply
447,949.18x = 618,169.91 × 246,745.18 - Step 4: Simplify right side
447,949.18x = 152,530,445,713.53 - Step 5: Solve for x
x = 152,530,445,713.53/447,949.18 - Step 6: Final answer
x = 340,508.37
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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.