Finding the Fourth Proportional to 301,192.58, 415,575.99 and 180,287.90
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Solution
The fourth proportional to 301,192.58, 415,575.99 and 180,287.90 is: 248,755.54
Step by Step Solution
- Step 1: Write the proportion equation
301,192.58 : 415,575.99 = 180,287.90 : x - Step 2: Convert to fraction form
301,192.58/415,575.99 = 180,287.90/x - Step 3: Cross multiply
301,192.58x = 415,575.99 × 180,287.90 - Step 4: Simplify right side
301,192.58x = 74,923,322,527.52 - Step 5: Solve for x
x = 74,923,322,527.52/301,192.58 - Step 6: Final answer
x = 248,755.54
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.