Finding the Fourth Proportional to 505,922.58, 698,183.28 and 276,494.13
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Solution
The fourth proportional to 505,922.58, 698,183.28 and 276,494.13 is: 381,567.43
Step by Step Solution
- Step 1: Write the proportion equation
505,922.58 : 698,183.28 = 276,494.13 : x - Step 2: Convert to fraction form
505,922.58/698,183.28 = 276,494.13/x - Step 3: Cross multiply
505,922.58x = 698,183.28 × 276,494.13 - Step 4: Simplify right side
505,922.58x = 193,043,578,584.15 - Step 5: Solve for x
x = 193,043,578,584.15/505,922.58 - Step 6: Final answer
x = 381,567.43
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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.