Finding the Fourth Proportional to 888,249.57, 1,332,362.84 and 214,325.19
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Solution
The fourth proportional to 888,249.57, 1,332,362.84 and 214,325.19 is: 321,485.01
Step by Step Solution
- Step 1: Write the proportion equation
888,249.57 : 1,332,362.84 = 214,325.19 : x - Step 2: Convert to fraction form
888,249.57/1,332,362.84 = 214,325.19/x - Step 3: Cross multiply
888,249.57x = 1,332,362.84 × 214,325.19 - Step 4: Simplify right side
888,249.57x = 285,558,917,760.31 - Step 5: Solve for x
x = 285,558,917,760.31/888,249.57 - Step 6: Final answer
x = 321,485.01
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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.