Finding the Fourth Proportional to 827,586.20, 1,241,379.30 and 295,707.80
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Solution
The fourth proportional to 827,586.20, 1,241,379.30 and 295,707.80 is: 443,561.70
Step by Step Solution
- Step 1: Write the proportion equation
827,586.20 : 1,241,379.30 = 295,707.80 : x - Step 2: Convert to fraction form
827,586.20/1,241,379.30 = 295,707.80/x - Step 3: Cross multiply
827,586.20x = 1,241,379.30 × 295,707.80 - Step 4: Simplify right side
827,586.20x = 367,085,541,768.54 - Step 5: Solve for x
x = 367,085,541,768.54/827,586.20 - Step 6: Final answer
x = 443,561.70
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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.