Finding the Fourth Proportional to 277,632.12, 416,448.36 and 67,270.44
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Solution
The fourth proportional to 277,632.12, 416,448.36 and 67,270.44 is: 100,905.70
Step by Step Solution
- Step 1: Write the proportion equation
277,632.12 : 416,448.36 = 67,270.44 : x - Step 2: Convert to fraction form
277,632.12/416,448.36 = 67,270.44/x - Step 3: Cross multiply
277,632.12x = 416,448.36 × 67,270.44 - Step 4: Simplify right side
277,632.12x = 28,014,664,414.48 - Step 5: Solve for x
x = 28,014,664,414.48/277,632.12 - Step 6: Final answer
x = 100,905.70
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1.5x scale
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.