Finding the Fourth Proportional to 301,133.36, 451,306.38 and 225,660.26
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Solution
The fourth proportional to 301,133.36, 451,306.38 and 225,660.26 is: 338,195.39
Step by Step Solution
- Step 1: Write the proportion equation
301,133.36 : 451,306.38 = 225,660.26 : x - Step 2: Convert to fraction form
301,133.36/451,306.38 = 225,660.26/x - Step 3: Cross multiply
301,133.36x = 451,306.38 × 225,660.26 - Step 4: Simplify right side
301,133.36x = 101,841,915,050.46 - Step 5: Solve for x
x = 101,841,915,050.46/301,133.36 - Step 6: Final answer
x = 338,195.39
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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.