Finding the Fourth Proportional to 277,470.36, 416,206.62 and 67,107.96
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Solution
The fourth proportional to 277,470.36, 416,206.62 and 67,107.96 is: 100,662.20
Step by Step Solution
- Step 1: Write the proportion equation
277,470.36 : 416,206.62 = 67,107.96 : x - Step 2: Convert to fraction form
277,470.36/416,206.62 = 67,107.96/x - Step 3: Cross multiply
277,470.36x = 416,206.62 × 67,107.96 - Step 4: Simplify right side
277,470.36x = 27,930,777,206.70 - Step 5: Solve for x
x = 27,930,777,206.70/277,470.36 - Step 6: Final answer
x = 100,662.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.