Finding the Fourth Proportional to 483,668.11, 667,447.64 and 276,929.63
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Solution
The fourth proportional to 483,668.11, 667,447.64 and 276,929.63 is: 382,154.68
Step by Step Solution
- Step 1: Write the proportion equation
483,668.11 : 667,447.64 = 276,929.63 : x - Step 2: Convert to fraction form
483,668.11/667,447.64 = 276,929.63/x - Step 3: Cross multiply
483,668.11x = 667,447.64 × 276,929.63 - Step 4: Simplify right side
483,668.11x = 184,836,032,121.22 - Step 5: Solve for x
x = 184,836,032,121.22/483,668.11 - Step 6: Final answer
x = 382,154.68
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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.