Finding the Fourth Proportional to 450,287.98, 675,431.84 and 169,739.62
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Solution
The fourth proportional to 450,287.98, 675,431.84 and 169,739.62 is: 254,609.38
Step by Step Solution
- Step 1: Write the proportion equation
450,287.98 : 675,431.84 = 169,739.62 : x - Step 2: Convert to fraction form
450,287.98/675,431.84 = 169,739.62/x - Step 3: Cross multiply
450,287.98x = 675,431.84 × 169,739.62 - Step 4: Simplify right side
450,287.98x = 114,647,543,008.80 - Step 5: Solve for x
x = 114,647,543,008.80/450,287.98 - Step 6: Final answer
x = 254,609.38
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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.