Finding the Fourth Proportional to 494,478.24, 682,377.12 and 268,118.88
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Solution
The fourth proportional to 494,478.24, 682,377.12 and 268,118.88 is: 370,002.51
Step by Step Solution
- Step 1: Write the proportion equation
494,478.24 : 682,377.12 = 268,118.88 : x - Step 2: Convert to fraction form
494,478.24/682,377.12 = 268,118.88/x - Step 3: Cross multiply
494,478.24x = 682,377.12 × 268,118.88 - Step 4: Simplify right side
494,478.24x = 182,958,189,152.03 - Step 5: Solve for x
x = 182,958,189,152.03/494,478.24 - Step 6: Final answer
x = 370,002.51
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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.