Finding the Fourth Proportional to 323,382.76, 446,239.26 and 180,139.73
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Solution
The fourth proportional to 323,382.76, 446,239.26 and 180,139.73 is: 248,576.70
Step by Step Solution
- Step 1: Write the proportion equation
323,382.76 : 446,239.26 = 180,139.73 : x - Step 2: Convert to fraction form
323,382.76/446,239.26 = 180,139.73/x - Step 3: Cross multiply
323,382.76x = 446,239.26 × 180,139.73 - Step 4: Simplify right side
323,382.76x = 80,385,417,580.60 - Step 5: Solve for x
x = 80,385,417,580.60/323,382.76 - Step 6: Final answer
x = 248,576.70
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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.