Finding the Fourth Proportional to 306,625.82, 460,015.28 and 106,949.08
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Solution
The fourth proportional to 306,625.82, 460,015.28 and 106,949.08 is: 160,450.32
Step by Step Solution
- Step 1: Write the proportion equation
306,625.82 : 460,015.28 = 106,949.08 : x - Step 2: Convert to fraction form
306,625.82/460,015.28 = 106,949.08/x - Step 3: Cross multiply
306,625.82x = 460,015.28 × 106,949.08 - Step 4: Simplify right side
306,625.82x = 49,198,210,981.94 - Step 5: Solve for x
x = 49,198,210,981.94/306,625.82 - Step 6: Final answer
x = 160,450.32
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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.