Finding the Fourth Proportional to 775,122.30, 1,162,608.23 and 235,383.23
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Solution
The fourth proportional to 775,122.30, 1,162,608.23 and 235,383.23 is: 353,051.99
Step by Step Solution
- Step 1: Write the proportion equation
775,122.30 : 1,162,608.23 = 235,383.23 : x - Step 2: Convert to fraction form
775,122.30/1,162,608.23 = 235,383.23/x - Step 3: Cross multiply
775,122.30x = 1,162,608.23 × 235,383.23 - Step 4: Simplify right side
775,122.30x = 273,658,473,412.03 - Step 5: Solve for x
x = 273,658,473,412.03/775,122.30 - Step 6: Final answer
x = 353,051.99
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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.