Finding the Fourth Proportional to 197,297.40, 295,946.10 and 134,311.80
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Solution
The fourth proportional to 197,297.40, 295,946.10 and 134,311.80 is: 201,467.70
Step by Step Solution
- Step 1: Write the proportion equation
197,297.40 : 295,946.10 = 134,311.80 : x - Step 2: Convert to fraction form
197,297.40/295,946.10 = 134,311.80/x - Step 3: Cross multiply
197,297.40x = 295,946.10 × 134,311.80 - Step 4: Simplify right side
197,297.40x = 39,749,053,393.98 - Step 5: Solve for x
x = 39,749,053,393.98/197,297.40 - Step 6: Final answer
x = 201,467.70
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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.