Finding the Fourth Proportional to 244,539.40, 366,991.35 and 126,149.80
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Solution
The fourth proportional to 244,539.40, 366,991.35 and 126,149.80 is: 189,318.72
Step by Step Solution
- Step 1: Write the proportion equation
244,539.40 : 366,991.35 = 126,149.80 : x - Step 2: Convert to fraction form
244,539.40/366,991.35 = 126,149.80/x - Step 3: Cross multiply
244,539.40x = 366,991.35 × 126,149.80 - Step 4: Simplify right side
244,539.40x = 46,295,885,404.23 - Step 5: Solve for x
x = 46,295,885,404.23/244,539.40 - Step 6: Final answer
x = 189,318.72
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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.