Finding the Fourth Proportional to 373,873.86, 515,943.29 and 204,107.99
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Solution
The fourth proportional to 373,873.86, 515,943.29 and 204,107.99 is: 281,667.58
Step by Step Solution
- Step 1: Write the proportion equation
373,873.86 : 515,943.29 = 204,107.99 : x - Step 2: Convert to fraction form
373,873.86/515,943.29 = 204,107.99/x - Step 3: Cross multiply
373,873.86x = 515,943.29 × 204,107.99 - Step 4: Simplify right side
373,873.86x = 105,308,145,806.44 - Step 5: Solve for x
x = 105,308,145,806.44/373,873.86 - Step 6: Final answer
x = 281,667.58
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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.