Finding the Fourth Proportional to 326,819.53, 490,229.68 and 102,181.14
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Solution
The fourth proportional to 326,819.53, 490,229.68 and 102,181.14 is: 153,271.83
Step by Step Solution
- Step 1: Write the proportion equation
326,819.53 : 490,229.68 = 102,181.14 : x - Step 2: Convert to fraction form
326,819.53/490,229.68 = 102,181.14/x - Step 3: Cross multiply
326,819.53x = 490,229.68 × 102,181.14 - Step 4: Simplify right side
326,819.53x = 50,092,227,564.24 - Step 5: Solve for x
x = 50,092,227,564.24/326,819.53 - Step 6: Final answer
x = 153,271.83
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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.