Finding the Fourth Proportional to 341,554.68, 471,445.56 and 198,379.08
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Solution
The fourth proportional to 341,554.68, 471,445.56 and 198,379.08 is: 273,821.27
Step by Step Solution
- Step 1: Write the proportion equation
341,554.68 : 471,445.56 = 198,379.08 : x - Step 2: Convert to fraction form
341,554.68/471,445.56 = 198,379.08/x - Step 3: Cross multiply
341,554.68x = 471,445.56 × 198,379.08 - Step 4: Simplify right side
341,554.68x = 93,524,936,462.88 - Step 5: Solve for x
x = 93,524,936,462.88/341,554.68 - Step 6: Final answer
x = 273,821.27
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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.