Finding the Fourth Proportional to 827,822.44, 1,241,063.94 and 258,910.84
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Solution
The fourth proportional to 827,822.44, 1,241,063.94 and 258,910.84 is: 388,156.80
Step by Step Solution
- Step 1: Write the proportion equation
827,822.44 : 1,241,063.94 = 258,910.84 : x - Step 2: Convert to fraction form
827,822.44/1,241,063.94 = 258,910.84/x - Step 3: Cross multiply
827,822.44x = 1,241,063.94 × 258,910.84 - Step 4: Simplify right side
827,822.44x = 321,324,907,199.11 - Step 5: Solve for x
x = 321,324,907,199.11/827,822.44 - Step 6: Final answer
x = 388,156.80
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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.