Finding the Fourth Proportional to 303,357.74, 454,842.20 and 125,987.18
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Solution
The fourth proportional to 303,357.74, 454,842.20 and 125,987.18 is: 188,900.03
Step by Step Solution
- Step 1: Write the proportion equation
303,357.74 : 454,842.20 = 125,987.18 : x - Step 2: Convert to fraction form
303,357.74/454,842.20 = 125,987.18/x - Step 3: Cross multiply
303,357.74x = 454,842.20 × 125,987.18 - Step 4: Simplify right side
303,357.74x = 57,304,284,163.75 - Step 5: Solve for x
x = 57,304,284,163.75/303,357.74 - Step 6: Final answer
x = 188,900.03
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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.