Finding the Fourth Proportional to 384,743.98, 577,144.97 and 114,850.81
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Solution
The fourth proportional to 384,743.98, 577,144.97 and 114,850.81 is: 172,284.88
Step by Step Solution
- Step 1: Write the proportion equation
384,743.98 : 577,144.97 = 114,850.81 : x - Step 2: Convert to fraction form
384,743.98/577,144.97 = 114,850.81/x - Step 3: Cross multiply
384,743.98x = 577,144.97 × 114,850.81 - Step 4: Simplify right side
384,743.98x = 66,285,568,192.81 - Step 5: Solve for x
x = 66,285,568,192.81/384,743.98 - Step 6: Final answer
x = 172,284.88
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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.