Finding the Fourth Proportional to 671,450.26, 1,007,203.14 and 198,135.62
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Solution
The fourth proportional to 671,450.26, 1,007,203.14 and 198,135.62 is: 297,211.62
Step by Step Solution
- Step 1: Write the proportion equation
671,450.26 : 1,007,203.14 = 198,135.62 : x - Step 2: Convert to fraction form
671,450.26/1,007,203.14 = 198,135.62/x - Step 3: Cross multiply
671,450.26x = 1,007,203.14 × 198,135.62 - Step 4: Simplify right side
671,450.26x = 199,562,818,609.85 - Step 5: Solve for x
x = 199,562,818,609.85/671,450.26 - Step 6: Final answer
x = 297,211.62
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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.