Finding the Fourth Proportional to 414,235.24, 621,974.94 and 236,942.44
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Solution
The fourth proportional to 414,235.24, 621,974.94 and 236,942.44 is: 355,769.49
Step by Step Solution
- Step 1: Write the proportion equation
414,235.24 : 621,974.94 = 236,942.44 : x - Step 2: Convert to fraction form
414,235.24/621,974.94 = 236,942.44/x - Step 3: Cross multiply
414,235.24x = 621,974.94 × 236,942.44 - Step 4: Simplify right side
414,235.24x = 147,372,259,902.45 - Step 5: Solve for x
x = 147,372,259,902.45/414,235.24 - Step 6: Final answer
x = 355,769.49
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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.