Finding the Fourth Proportional to 376,939.09, 520,167.16 and 204,852.97
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Solution
The fourth proportional to 376,939.09, 520,167.16 and 204,852.97 is: 282,692.32
Step by Step Solution
- Step 1: Write the proportion equation
376,939.09 : 520,167.16 = 204,852.97 : x - Step 2: Convert to fraction form
376,939.09/520,167.16 = 204,852.97/x - Step 3: Cross multiply
376,939.09x = 520,167.16 × 204,852.97 - Step 4: Simplify right side
376,939.09x = 106,557,787,622.47 - Step 5: Solve for x
x = 106,557,787,622.47/376,939.09 - Step 6: Final answer
x = 282,692.32
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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.