Finding the Fourth Proportional to 493,161.99, 680,524.79 and 302,149.41
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Solution
The fourth proportional to 493,161.99, 680,524.79 and 302,149.41 is: 416,942.44
Step by Step Solution
- Step 1: Write the proportion equation
493,161.99 : 680,524.79 = 302,149.41 : x - Step 2: Convert to fraction form
493,161.99/680,524.79 = 302,149.41/x - Step 3: Cross multiply
493,161.99x = 680,524.79 × 302,149.41 - Step 4: Simplify right side
493,161.99x = 205,620,162,278.13 - Step 5: Solve for x
x = 205,620,162,278.13/493,161.99 - Step 6: Final answer
x = 416,942.44
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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.