Finding the Fourth Proportional to 786,450.84, 1,179,480.84 and 337,120.74
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Solution
The fourth proportional to 786,450.84, 1,179,480.84 and 337,120.74 is: 505,597.34
Step by Step Solution
- Step 1: Write the proportion equation
786,450.84 : 1,179,480.84 = 337,120.74 : x - Step 2: Convert to fraction form
786,450.84/1,179,480.84 = 337,120.74/x - Step 3: Cross multiply
786,450.84x = 1,179,480.84 × 337,120.74 - Step 4: Simplify right side
786,450.84x = 397,627,453,596.62 - Step 5: Solve for x
x = 397,627,453,596.62/786,450.84 - Step 6: Final answer
x = 505,597.34
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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.