Finding the Fourth Proportional to 738,586.08, 1,107,105.84 and 418,338
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Solution
The fourth proportional to 738,586.08, 1,107,105.84 and 418,338 is: 627,069.01
Step by Step Solution
- Step 1: Write the proportion equation
738,586.08 : 1,107,105.84 = 418,338 : x - Step 2: Convert to fraction form
738,586.08/1,107,105.84 = 418,338/x - Step 3: Cross multiply
738,586.08x = 1,107,105.84 × 418,338 - Step 4: Simplify right side
738,586.08x = 463,144,442,893.92 - Step 5: Solve for x
x = 463,144,442,893.92/738,586.08 - Step 6: Final answer
x = 627,069.01
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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.