Finding the Fourth Proportional to 376,938.09, 520,165.79 and 204,851.97
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Solution
The fourth proportional to 376,938.09, 520,165.79 and 204,851.97 is: 282,690.95
Step by Step Solution
- Step 1: Write the proportion equation
376,938.09 : 520,165.79 = 204,851.97 : x - Step 2: Convert to fraction form
376,938.09/520,165.79 = 204,851.97/x - Step 3: Cross multiply
376,938.09x = 520,165.79 × 204,851.97 - Step 4: Simplify right side
376,938.09x = 106,556,985,783.85 - Step 5: Solve for x
x = 106,556,985,783.85/376,938.09 - Step 6: Final answer
x = 282,690.95
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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.