Finding the Fourth Proportional to 306,324.56, 459,314.04 and 119,121.68
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Solution
The fourth proportional to 306,324.56, 459,314.04 and 119,121.68 is: 178,615.32
Step by Step Solution
- Step 1: Write the proportion equation
306,324.56 : 459,314.04 = 119,121.68 : x - Step 2: Convert to fraction form
306,324.56/459,314.04 = 119,121.68/x - Step 3: Cross multiply
306,324.56x = 459,314.04 × 119,121.68 - Step 4: Simplify right side
306,324.56x = 54,714,260,092.39 - Step 5: Solve for x
x = 54,714,260,092.39/306,324.56 - Step 6: Final answer
x = 178,615.32
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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.