Finding the Fourth Proportional to 277,232.80, 414,811.20 and 197,455.20
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Solution
The fourth proportional to 277,232.80, 414,811.20 and 197,455.20 is: 295,443.50
Step by Step Solution
- Step 1: Write the proportion equation
277,232.80 : 414,811.20 = 197,455.20 : x - Step 2: Convert to fraction form
277,232.80/414,811.20 = 197,455.20/x - Step 3: Cross multiply
277,232.80x = 414,811.20 × 197,455.20 - Step 4: Simplify right side
277,232.80x = 81,906,628,458.24 - Step 5: Solve for x
x = 81,906,628,458.24/277,232.80 - Step 6: Final answer
x = 295,443.50
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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.