Finding the Fourth Proportional to 332,163.80, 498,318.60 and 163,764.80
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Solution
The fourth proportional to 332,163.80, 498,318.60 and 163,764.80 is: 245,683.14
Step by Step Solution
- Step 1: Write the proportion equation
332,163.80 : 498,318.60 = 163,764.80 : x - Step 2: Convert to fraction form
332,163.80/498,318.60 = 163,764.80/x - Step 3: Cross multiply
332,163.80x = 498,318.60 × 163,764.80 - Step 4: Simplify right side
332,163.80x = 81,607,045,865.28 - Step 5: Solve for x
x = 81,607,045,865.28/332,163.80 - Step 6: Final answer
x = 245,683.14
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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.