Finding the Fourth Proportional to 883,274.39, 1,324,912.16 and 284,235.42
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Solution
The fourth proportional to 883,274.39, 1,324,912.16 and 284,235.42 is: 426,353.32
Step by Step Solution
- Step 1: Write the proportion equation
883,274.39 : 1,324,912.16 = 284,235.42 : x - Step 2: Convert to fraction form
883,274.39/1,324,912.16 = 284,235.42/x - Step 3: Cross multiply
883,274.39x = 1,324,912.16 × 284,235.42 - Step 4: Simplify right side
883,274.39x = 376,586,964,971.30 - Step 5: Solve for x
x = 376,586,964,971.30/883,274.39 - Step 6: Final answer
x = 426,353.32
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1.5x scale
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.