Finding the Fourth Proportional to 306,626.13, 460,015.74 and 106,949.38
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Solution
The fourth proportional to 306,626.13, 460,015.74 and 106,949.38 is: 160,450.77
Step by Step Solution
- Step 1: Write the proportion equation
306,626.13 : 460,015.74 = 106,949.38 : x - Step 2: Convert to fraction form
306,626.13/460,015.74 = 106,949.38/x - Step 3: Cross multiply
306,626.13x = 460,015.74 × 106,949.38 - Step 4: Simplify right side
306,626.13x = 49,198,398,183.24 - Step 5: Solve for x
x = 49,198,398,183.24/306,626.13 - Step 6: Final answer
x = 160,450.77
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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.