Finding the Fourth Proportional to 826,321.75, 1,239,488.09 and 227,346.19
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Solution
The fourth proportional to 826,321.75, 1,239,488.09 and 227,346.19 is: 341,020.79
Step by Step Solution
- Step 1: Write the proportion equation
826,321.75 : 1,239,488.09 = 227,346.19 : x - Step 2: Convert to fraction form
826,321.75/1,239,488.09 = 227,346.19/x - Step 3: Cross multiply
826,321.75x = 1,239,488.09 × 227,346.19 - Step 4: Simplify right side
826,321.75x = 281,792,894,811.88 - Step 5: Solve for x
x = 281,792,894,811.88/826,321.75 - Step 6: Final answer
x = 341,020.79
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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.