Finding the Fourth Proportional to 338,453.73, 466,768.04 and 209,371.68
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Solution
The fourth proportional to 338,453.73, 466,768.04 and 209,371.68 is: 288,748.50
Step by Step Solution
- Step 1: Write the proportion equation
338,453.73 : 466,768.04 = 209,371.68 : x - Step 2: Convert to fraction form
338,453.73/466,768.04 = 209,371.68/x - Step 3: Cross multiply
338,453.73x = 466,768.04 × 209,371.68 - Step 4: Simplify right side
338,453.73x = 97,728,007,658.25 - Step 5: Solve for x
x = 97,728,007,658.25/338,453.73 - Step 6: Final answer
x = 288,748.50
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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.