Finding the Fourth Proportional to 789,414.88, 1,184,197.08 and 220,796.08
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Solution
The fourth proportional to 789,414.88, 1,184,197.08 and 220,796.08 is: 331,215.03
Step by Step Solution
- Step 1: Write the proportion equation
789,414.88 : 1,184,197.08 = 220,796.08 : x - Step 2: Convert to fraction form
789,414.88/1,184,197.08 = 220,796.08/x - Step 3: Cross multiply
789,414.88x = 1,184,197.08 × 220,796.08 - Step 4: Simplify right side
789,414.88x = 261,466,073,211.45 - Step 5: Solve for x
x = 261,466,073,211.45/789,414.88 - Step 6: Final answer
x = 331,215.03
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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.