Finding the Fourth Proportional to 793,901.54, 1,190,853.26 and 217,529.75
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Solution
The fourth proportional to 793,901.54, 1,190,853.26 and 217,529.75 is: 326,294.88
Step by Step Solution
- Step 1: Write the proportion equation
793,901.54 : 1,190,853.26 = 217,529.75 : x - Step 2: Convert to fraction form
793,901.54/1,190,853.26 = 217,529.75/x - Step 3: Cross multiply
793,901.54x = 1,190,853.26 × 217,529.75 - Step 4: Simplify right side
793,901.54x = 259,046,006,524.04 - Step 5: Solve for x
x = 259,046,006,524.04/793,901.54 - Step 6: Final answer
x = 326,294.88
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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.