Finding the Fourth Proportional to 844,539.16, 1,266,852.30 and 213,458.44
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Solution
The fourth proportional to 844,539.16, 1,266,852.30 and 213,458.44 is: 320,198.67
Step by Step Solution
- Step 1: Write the proportion equation
844,539.16 : 1,266,852.30 = 213,458.44 : x - Step 2: Convert to fraction form
844,539.16/1,266,852.30 = 213,458.44/x - Step 3: Cross multiply
844,539.16x = 1,266,852.30 × 213,458.44 - Step 4: Simplify right side
844,539.16x = 270,420,315,668.41 - Step 5: Solve for x
x = 270,420,315,668.41/844,539.16 - Step 6: Final answer
x = 320,198.67
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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.