Finding the Fourth Proportional to 876,804.29, 1,315,243.58 and 277,752.19
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Solution
The fourth proportional to 876,804.29, 1,315,243.58 and 277,752.19 is: 416,640.05
Step by Step Solution
- Step 1: Write the proportion equation
876,804.29 : 1,315,243.58 = 277,752.19 : x - Step 2: Convert to fraction form
876,804.29/1,315,243.58 = 277,752.19/x - Step 3: Cross multiply
876,804.29x = 1,315,243.58 × 277,752.19 - Step 4: Simplify right side
876,804.29x = 365,311,782,517.65 - Step 5: Solve for x
x = 365,311,782,517.65/876,804.29 - Step 6: Final answer
x = 416,640.05
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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.