Finding the Fourth Proportional to 301,804.26, 416,489.76 and 165,846.96
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Solution
The fourth proportional to 301,804.26, 416,489.76 and 165,846.96 is: 228,868.74
Step by Step Solution
- Step 1: Write the proportion equation
301,804.26 : 416,489.76 = 165,846.96 : x - Step 2: Convert to fraction form
301,804.26/416,489.76 = 165,846.96/x - Step 3: Cross multiply
301,804.26x = 416,489.76 × 165,846.96 - Step 4: Simplify right side
301,804.26x = 69,073,560,567.13 - Step 5: Solve for x
x = 69,073,560,567.13/301,804.26 - Step 6: Final answer
x = 228,868.74
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.