Finding the Fourth Proportional to 888,243.32, 1,332,353.46 and 214,318.94
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Solution
The fourth proportional to 888,243.32, 1,332,353.46 and 214,318.94 is: 321,475.63
Step by Step Solution
- Step 1: Write the proportion equation
888,243.32 : 1,332,353.46 = 214,318.94 : x - Step 2: Convert to fraction form
888,243.32/1,332,353.46 = 214,318.94/x - Step 3: Cross multiply
888,243.32x = 1,332,353.46 × 214,318.94 - Step 4: Simplify right side
888,243.32x = 285,548,581,252.53 - Step 5: Solve for x
x = 285,548,581,252.53/888,243.32 - Step 6: Final answer
x = 321,475.63
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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.