Finding the Fourth Proportional to 656,518.21, 984,882.30 and 277,442.62
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Solution
The fourth proportional to 656,518.21, 984,882.30 and 277,442.62 is: 416,208.30
Step by Step Solution
- Step 1: Write the proportion equation
656,518.21 : 984,882.30 = 277,442.62 : x - Step 2: Convert to fraction form
656,518.21/984,882.30 = 277,442.62/x - Step 3: Cross multiply
656,518.21x = 984,882.30 × 277,442.62 - Step 4: Simplify right side
656,518.21x = 273,248,325,703.63 - Step 5: Solve for x
x = 273,248,325,703.63/656,518.21 - Step 6: Final answer
x = 416,208.30
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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.