Finding the Fourth Proportional to 627,361.07, 940,512.60 and 272,107.53
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Solution
The fourth proportional to 627,361.07, 940,512.60 and 272,107.53 is: 407,931.85
Step by Step Solution
- Step 1: Write the proportion equation
627,361.07 : 940,512.60 = 272,107.53 : x - Step 2: Convert to fraction form
627,361.07/940,512.60 = 272,107.53/x - Step 3: Cross multiply
627,361.07x = 940,512.60 × 272,107.53 - Step 4: Simplify right side
627,361.07x = 255,920,560,519.88 - Step 5: Solve for x
x = 255,920,560,519.88/627,361.07 - Step 6: Final answer
x = 407,931.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.