Finding the Fourth Proportional to 574,006.14, 860,974.38 and 214,107.62
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Solution
The fourth proportional to 574,006.14, 860,974.38 and 214,107.62 is: 321,148.44
Step by Step Solution
- Step 1: Write the proportion equation
574,006.14 : 860,974.38 = 214,107.62 : x - Step 2: Convert to fraction form
574,006.14/860,974.38 = 214,107.62/x - Step 3: Cross multiply
574,006.14x = 860,974.38 × 214,107.62 - Step 4: Simplify right side
574,006.14x = 184,341,175,382.78 - Step 5: Solve for x
x = 184,341,175,382.78/574,006.14 - Step 6: Final answer
x = 321,148.44
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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.