Finding the Fourth Proportional to 804,993.70, 1,207,481.94 and 205,950.10
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Solution
The fourth proportional to 804,993.70, 1,207,481.94 and 205,950.10 is: 308,922.95
Step by Step Solution
- Step 1: Write the proportion equation
804,993.70 : 1,207,481.94 = 205,950.10 : x - Step 2: Convert to fraction form
804,993.70/1,207,481.94 = 205,950.10/x - Step 3: Cross multiply
804,993.70x = 1,207,481.94 × 205,950.10 - Step 4: Simplify right side
804,993.70x = 248,681,026,291.19 - Step 5: Solve for x
x = 248,681,026,291.19/804,993.70 - Step 6: Final answer
x = 308,922.95
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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.