Finding the Fourth Proportional to 246,860.97, 340,571.67 and 143,477.97
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Solution
The fourth proportional to 246,860.97, 340,571.67 and 143,477.97 is: 197,943.53
Step by Step Solution
- Step 1: Write the proportion equation
246,860.97 : 340,571.67 = 143,477.97 : x - Step 2: Convert to fraction form
246,860.97/340,571.67 = 143,477.97/x - Step 3: Cross multiply
246,860.97x = 340,571.67 × 143,477.97 - Step 4: Simplify right side
246,860.97x = 48,864,531,313.07 - Step 5: Solve for x
x = 48,864,531,313.07/246,860.97 - Step 6: Final answer
x = 197,943.53
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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.