Finding the Fourth Proportional to 365,766.10, 548,770.99 and 122,631.23
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Solution
The fourth proportional to 365,766.10, 548,770.99 and 122,631.23 is: 183,987.69
Step by Step Solution
- Step 1: Write the proportion equation
365,766.10 : 548,770.99 = 122,631.23 : x - Step 2: Convert to fraction form
365,766.10/548,770.99 = 122,631.23/x - Step 3: Cross multiply
365,766.10x = 548,770.99 × 122,631.23 - Step 4: Simplify right side
365,766.10x = 67,296,458,441.58 - Step 5: Solve for x
x = 67,296,458,441.58/365,766.10 - Step 6: Final answer
x = 183,987.69
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1.5x scale
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.