Finding the Fourth Proportional to 496,770.20, 744,790.80 and 197,102.60
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Solution
The fourth proportional to 496,770.20, 744,790.80 and 197,102.60 is: 295,509.28
Step by Step Solution
- Step 1: Write the proportion equation
496,770.20 : 744,790.80 = 197,102.60 : x - Step 2: Convert to fraction form
496,770.20/744,790.80 = 197,102.60/x - Step 3: Cross multiply
496,770.20x = 744,790.80 × 197,102.60 - Step 4: Simplify right side
496,770.20x = 146,800,203,136.08 - Step 5: Solve for x
x = 146,800,203,136.08/496,770.20 - Step 6: Final answer
x = 295,509.28
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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.