Finding the Fourth Proportional to 335,515.41, 462,858.71 and 199,472.18
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Solution
The fourth proportional to 335,515.41, 462,858.71 and 199,472.18 is: 275,180.90
Step by Step Solution
- Step 1: Write the proportion equation
335,515.41 : 462,858.71 = 199,472.18 : x - Step 2: Convert to fraction form
335,515.41/462,858.71 = 199,472.18/x - Step 3: Cross multiply
335,515.41x = 462,858.71 × 199,472.18 - Step 4: Simplify right side
335,515.41x = 92,327,432,604.03 - Step 5: Solve for x
x = 92,327,432,604.03/335,515.41 - Step 6: Final answer
x = 275,180.90
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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.