Finding the Fourth Proportional to 290,563.98, 435,850.35 and 110,659.35
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Solution
The fourth proportional to 290,563.98, 435,850.35 and 110,659.35 is: 165,990.70
Step by Step Solution
- Step 1: Write the proportion equation
290,563.98 : 435,850.35 = 110,659.35 : x - Step 2: Convert to fraction form
290,563.98/435,850.35 = 110,659.35/x - Step 3: Cross multiply
290,563.98x = 435,850.35 × 110,659.35 - Step 4: Simplify right side
290,563.98x = 48,230,917,190.44 - Step 5: Solve for x
x = 48,230,917,190.44/290,563.98 - Step 6: Final answer
x = 165,990.70
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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.