Finding the Fourth Proportional to 548,968.19, 823,530.96 and 169,922.21
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Solution
The fourth proportional to 548,968.19, 823,530.96 and 169,922.21 is: 254,907.66
Step by Step Solution
- Step 1: Write the proportion equation
548,968.19 : 823,530.96 = 169,922.21 : x - Step 2: Convert to fraction form
548,968.19/823,530.96 = 169,922.21/x - Step 3: Cross multiply
548,968.19x = 823,530.96 × 169,922.21 - Step 4: Simplify right side
548,968.19x = 139,936,196,608.97 - Step 5: Solve for x
x = 139,936,196,608.97/548,968.19 - Step 6: Final answer
x = 254,907.66
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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.