Finding the Fourth Proportional to 338,137.75, 466,664.12 and 187,234.75
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Solution
The fourth proportional to 338,137.75, 466,664.12 and 187,234.75 is: 258,402.80
Step by Step Solution
- Step 1: Write the proportion equation
338,137.75 : 466,664.12 = 187,234.75 : x - Step 2: Convert to fraction form
338,137.75/466,664.12 = 187,234.75/x - Step 3: Cross multiply
338,137.75x = 466,664.12 × 187,234.75 - Step 4: Simplify right side
338,137.75x = 87,375,739,842.17 - Step 5: Solve for x
x = 87,375,739,842.17/338,137.75 - Step 6: Final answer
x = 258,402.80
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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.