Finding the Fourth Proportional to 246,855.30, 370,291.86 and 126,879.99
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Solution
The fourth proportional to 246,855.30, 370,291.86 and 126,879.99 is: 190,324.56
Step by Step Solution
- Step 1: Write the proportion equation
246,855.30 : 370,291.86 = 126,879.99 : x - Step 2: Convert to fraction form
246,855.30/370,291.86 = 126,879.99/x - Step 3: Cross multiply
246,855.30x = 370,291.86 × 126,879.99 - Step 4: Simplify right side
246,855.30x = 46,982,627,493.88 - Step 5: Solve for x
x = 46,982,627,493.88/246,855.30 - Step 6: Final answer
x = 190,324.56
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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.