Finding the Fourth Proportional to 774,526.84, 1,162,244.97 and 325,213.15
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Solution
The fourth proportional to 774,526.84, 1,162,244.97 and 325,213.15 is: 488,010.65
Step by Step Solution
- Step 1: Write the proportion equation
774,526.84 : 1,162,244.97 = 325,213.15 : x - Step 2: Convert to fraction form
774,526.84/1,162,244.97 = 325,213.15/x - Step 3: Cross multiply
774,526.84x = 1,162,244.97 × 325,213.15 - Step 4: Simplify right side
774,526.84x = 377,977,347,765.36 - Step 5: Solve for x
x = 377,977,347,765.36/774,526.84 - Step 6: Final answer
x = 488,010.65
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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.