Finding the Fourth Proportional to 327,893.07, 491,857.08 and 103,271.06
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Solution
The fourth proportional to 327,893.07, 491,857.08 and 103,271.06 is: 154,912.09
Step by Step Solution
- Step 1: Write the proportion equation
327,893.07 : 491,857.08 = 103,271.06 : x - Step 2: Convert to fraction form
327,893.07/491,857.08 = 103,271.06/x - Step 3: Cross multiply
327,893.07x = 491,857.08 × 103,271.06 - Step 4: Simplify right side
327,893.07x = 50,794,602,862.48 - Step 5: Solve for x
x = 50,794,602,862.48/327,893.07 - Step 6: Final answer
x = 154,912.09
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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.