Finding the Fourth Proportional to 290,850.21, 436,262.22 and 101,353.68
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Solution
The fourth proportional to 290,850.21, 436,262.22 and 101,353.68 is: 152,025.96
Step by Step Solution
- Step 1: Write the proportion equation
290,850.21 : 436,262.22 = 101,353.68 : x - Step 2: Convert to fraction form
290,850.21/436,262.22 = 101,353.68/x - Step 3: Cross multiply
290,850.21x = 436,262.22 × 101,353.68 - Step 4: Simplify right side
290,850.21x = 44,216,781,441.97 - Step 5: Solve for x
x = 44,216,781,441.97/290,850.21 - Step 6: Final answer
x = 152,025.96
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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.