Finding the Fourth Proportional to 301,276.26, 415,757.61 and 173,949.12
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Solution
The fourth proportional to 301,276.26, 415,757.61 and 173,949.12 is: 240,047.69
Step by Step Solution
- Step 1: Write the proportion equation
301,276.26 : 415,757.61 = 173,949.12 : x - Step 2: Convert to fraction form
301,276.26/415,757.61 = 173,949.12/x - Step 3: Cross multiply
301,276.26x = 415,757.61 × 173,949.12 - Step 4: Simplify right side
301,276.26x = 72,320,670,392.80 - Step 5: Solve for x
x = 72,320,670,392.80/301,276.26 - Step 6: Final answer
x = 240,047.69
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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.