Finding the Fourth Proportional to 334,630.08, 461,758.80 and 198,640.80
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Solution
The fourth proportional to 334,630.08, 461,758.80 and 198,640.80 is: 274,106.07
Step by Step Solution
- Step 1: Write the proportion equation
334,630.08 : 461,758.80 = 198,640.80 : x - Step 2: Convert to fraction form
334,630.08/461,758.80 = 198,640.80/x - Step 3: Cross multiply
334,630.08x = 461,758.80 × 198,640.80 - Step 4: Simplify right side
334,630.08x = 91,724,137,439.04 - Step 5: Solve for x
x = 91,724,137,439.04/334,630.08 - Step 6: Final answer
x = 274,106.07
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.