Finding the Fourth Proportional to 324,161.63, 447,385.36 and 180,951.40
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Solution
The fourth proportional to 324,161.63, 447,385.36 and 180,951.40 is: 249,736.55
Step by Step Solution
- Step 1: Write the proportion equation
324,161.63 : 447,385.36 = 180,951.40 : x - Step 2: Convert to fraction form
324,161.63/447,385.36 = 180,951.40/x - Step 3: Cross multiply
324,161.63x = 447,385.36 × 180,951.40 - Step 4: Simplify right side
324,161.63x = 80,955,004,994.58 - Step 5: Solve for x
x = 80,955,004,994.58/324,161.63 - Step 6: Final answer
x = 249,736.55
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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.