Finding the Fourth Proportional to 445,558.07, 667,368.99 and 274,257.65
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Solution
The fourth proportional to 445,558.07, 667,368.99 and 274,257.65 is: 410,790.56
Step by Step Solution
- Step 1: Write the proportion equation
445,558.07 : 667,368.99 = 274,257.65 : x - Step 2: Convert to fraction form
445,558.07/667,368.99 = 274,257.65/x - Step 3: Cross multiply
445,558.07x = 667,368.99 × 274,257.65 - Step 4: Simplify right side
445,558.07x = 183,031,047,543.43 - Step 5: Solve for x
x = 183,031,047,543.43/445,558.07 - Step 6: Final answer
x = 410,790.56
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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.