Finding the Fourth Proportional to 246,756.09, 340,524.49 and 133,578.84
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Solution
The fourth proportional to 246,756.09, 340,524.49 and 133,578.84 is: 184,339.39
Step by Step Solution
- Step 1: Write the proportion equation
246,756.09 : 340,524.49 = 133,578.84 : x - Step 2: Convert to fraction form
246,756.09/340,524.49 = 133,578.84/x - Step 3: Cross multiply
246,756.09x = 340,524.49 × 133,578.84 - Step 4: Simplify right side
246,756.09x = 45,486,866,365.79 - Step 5: Solve for x
x = 45,486,866,365.79/246,756.09 - Step 6: Final answer
x = 184,339.39
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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.