Finding the Fourth Proportional to 273,351.40, 410,027.10 and 198,701.80
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Solution
The fourth proportional to 273,351.40, 410,027.10 and 198,701.80 is: 298,052.70
Step by Step Solution
- Step 1: Write the proportion equation
273,351.40 : 410,027.10 = 198,701.80 : x - Step 2: Convert to fraction form
273,351.40/410,027.10 = 198,701.80/x - Step 3: Cross multiply
273,351.40x = 410,027.10 × 198,701.80 - Step 4: Simplify right side
273,351.40x = 81,473,122,818.78 - Step 5: Solve for x
x = 81,473,122,818.78/273,351.40 - Step 6: Final answer
x = 298,052.70
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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.