Finding the Fourth Proportional to 382,165.22, 573,183.84 and 115,862.06
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Solution
The fourth proportional to 382,165.22, 573,183.84 and 115,862.06 is: 173,773.69
Step by Step Solution
- Step 1: Write the proportion equation
382,165.22 : 573,183.84 = 115,862.06 : x - Step 2: Convert to fraction form
382,165.22/573,183.84 = 115,862.06/x - Step 3: Cross multiply
382,165.22x = 573,183.84 × 115,862.06 - Step 4: Simplify right side
382,165.22x = 66,410,260,461.11 - Step 5: Solve for x
x = 66,410,260,461.11/382,165.22 - Step 6: Final answer
x = 173,773.69
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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.