Finding the Fourth Proportional to 323,378.26, 446,233.05 and 180,135.23
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Solution
The fourth proportional to 323,378.26, 446,233.05 and 180,135.23 is: 248,570.49
Step by Step Solution
- Step 1: Write the proportion equation
323,378.26 : 446,233.05 = 180,135.23 : x - Step 2: Convert to fraction form
323,378.26/446,233.05 = 180,135.23/x - Step 3: Cross multiply
323,378.26x = 446,233.05 × 180,135.23 - Step 4: Simplify right side
323,378.26x = 80,382,290,864.19 - Step 5: Solve for x
x = 80,382,290,864.19/323,378.26 - Step 6: Final answer
x = 248,570.49
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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.