Finding the Fourth Proportional to 486,361.63, 729,987.41 and 246,640.98
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Solution
The fourth proportional to 486,361.63, 729,987.41 and 246,640.98 is: 370,187.12
Step by Step Solution
- Step 1: Write the proportion equation
486,361.63 : 729,987.41 = 246,640.98 : x - Step 2: Convert to fraction form
486,361.63/729,987.41 = 246,640.98/x - Step 3: Cross multiply
486,361.63x = 729,987.41 × 246,640.98 - Step 4: Simplify right side
486,361.63x = 180,044,812,156.76 - Step 5: Solve for x
x = 180,044,812,156.76/486,361.63 - Step 6: Final answer
x = 370,187.12
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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.