Finding the Fourth Proportional to 511,104.26, 767,012.12 and 211,586.41
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Solution
The fourth proportional to 511,104.26, 767,012.12 and 211,586.41 is: 317,526.88
Step by Step Solution
- Step 1: Write the proportion equation
511,104.26 : 767,012.12 = 211,586.41 : x - Step 2: Convert to fraction form
511,104.26/767,012.12 = 211,586.41/x - Step 3: Cross multiply
511,104.26x = 767,012.12 × 211,586.41 - Step 4: Simplify right side
511,104.26x = 162,289,341,591.57 - Step 5: Solve for x
x = 162,289,341,591.57/511,104.26 - Step 6: Final answer
x = 317,526.88
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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.