Finding the Fourth Proportional to 326,866.56, 451,095.12 and 246,151.68
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Solution
The fourth proportional to 326,866.56, 451,095.12 and 246,151.68 is: 339,703.83
Step by Step Solution
- Step 1: Write the proportion equation
326,866.56 : 451,095.12 = 246,151.68 : x - Step 2: Convert to fraction form
326,866.56/451,095.12 = 246,151.68/x - Step 3: Cross multiply
326,866.56x = 451,095.12 × 246,151.68 - Step 4: Simplify right side
326,866.56x = 111,037,821,627.80 - Step 5: Solve for x
x = 111,037,821,627.80/326,866.56 - Step 6: Final answer
x = 339,703.83
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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.