Finding the Fourth Proportional to 804,576.90, 1,207,027.35 and 235,956.90
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Solution
The fourth proportional to 804,576.90, 1,207,027.35 and 235,956.90 is: 353,982.86
Step by Step Solution
- Step 1: Write the proportion equation
804,576.90 : 1,207,027.35 = 235,956.90 : x - Step 2: Convert to fraction form
804,576.90/1,207,027.35 = 235,956.90/x - Step 3: Cross multiply
804,576.90x = 1,207,027.35 × 235,956.90 - Step 4: Simplify right side
804,576.90x = 284,806,431,721.22 - Step 5: Solve for x
x = 284,806,431,721.22/804,576.90 - Step 6: Final answer
x = 353,982.86
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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.