Finding the Fourth Proportional to 266,231.99, 399,540.67 and 104,149.94
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Solution
The fourth proportional to 266,231.99, 399,540.67 and 104,149.94 is: 156,300.29
Step by Step Solution
- Step 1: Write the proportion equation
266,231.99 : 399,540.67 = 104,149.94 : x - Step 2: Convert to fraction form
266,231.99/399,540.67 = 104,149.94/x - Step 3: Cross multiply
266,231.99x = 399,540.67 × 104,149.94 - Step 4: Simplify right side
266,231.99x = 41,612,137,546.54 - Step 5: Solve for x
x = 41,612,137,546.54/266,231.99 - Step 6: Final answer
x = 156,300.29
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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.