Finding the Fourth Proportional to 494,814.24, 682,840.80 and 268,454.88
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Solution
The fourth proportional to 494,814.24, 682,840.80 and 268,454.88 is: 370,466.19
Step by Step Solution
- Step 1: Write the proportion equation
494,814.24 : 682,840.80 = 268,454.88 : x - Step 2: Convert to fraction form
494,814.24/682,840.80 = 268,454.88/x - Step 3: Cross multiply
494,814.24x = 682,840.80 × 268,454.88 - Step 4: Simplify right side
494,814.24x = 183,311,945,023.10 - Step 5: Solve for x
x = 183,311,945,023.10/494,814.24 - Step 6: Final answer
x = 370,466.19
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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.