Finding the Fourth Proportional to 737,750.42, 1,018,138.97 and 451,325.40
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Solution
The fourth proportional to 737,750.42, 1,018,138.97 and 451,325.40 is: 622,855.60
Step by Step Solution
- Step 1: Write the proportion equation
737,750.42 : 1,018,138.97 = 451,325.40 : x - Step 2: Convert to fraction form
737,750.42/1,018,138.97 = 451,325.40/x - Step 3: Cross multiply
737,750.42x = 1,018,138.97 × 451,325.40 - Step 4: Simplify right side
737,750.42x = 459,511,975,634.21 - Step 5: Solve for x
x = 459,511,975,634.21/737,750.42 - Step 6: Final answer
x = 622,855.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.