Finding the Fourth Proportional to 295,979.63, 407,893.83 and 214,169.42
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Solution
The fourth proportional to 295,979.63, 407,893.83 and 214,169.42 is: 295,149.99
Step by Step Solution
- Step 1: Write the proportion equation
295,979.63 : 407,893.83 = 214,169.42 : x - Step 2: Convert to fraction form
295,979.63/407,893.83 = 214,169.42/x - Step 3: Cross multiply
295,979.63x = 407,893.83 × 214,169.42 - Step 4: Simplify right side
295,979.63x = 87,358,382,953.21 - Step 5: Solve for x
x = 87,358,382,953.21/295,979.63 - Step 6: Final answer
x = 295,149.99
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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.