Finding the Fourth Proportional to 775,454.29, 1,163,236.72 and 206,832.16
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Solution
The fourth proportional to 775,454.29, 1,163,236.72 and 206,832.16 is: 310,262.99
Step by Step Solution
- Step 1: Write the proportion equation
775,454.29 : 1,163,236.72 = 206,832.16 : x - Step 2: Convert to fraction form
775,454.29/1,163,236.72 = 206,832.16/x - Step 3: Cross multiply
775,454.29x = 1,163,236.72 × 206,832.16 - Step 4: Simplify right side
775,454.29x = 240,594,763,388.92 - Step 5: Solve for x
x = 240,594,763,388.92/775,454.29 - Step 6: Final answer
x = 310,262.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.