Finding the Fourth Proportional to 672,266.24, 1,008,396.48 and 198,954.56
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Solution
The fourth proportional to 672,266.24, 1,008,396.48 and 198,954.56 is: 298,430.99
Step by Step Solution
- Step 1: Write the proportion equation
672,266.24 : 1,008,396.48 = 198,954.56 : x - Step 2: Convert to fraction form
672,266.24/1,008,396.48 = 198,954.56/x - Step 3: Cross multiply
672,266.24x = 1,008,396.48 × 198,954.56 - Step 4: Simplify right side
672,266.24x = 200,625,077,983.95 - Step 5: Solve for x
x = 200,625,077,983.95/672,266.24 - Step 6: Final answer
x = 298,430.99
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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.