Finding the Fourth Proportional to 684,198.26, 944,191.22 and 382,392.26
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Solution
The fourth proportional to 684,198.26, 944,191.22 and 382,392.26 is: 527,699.99
Step by Step Solution
- Step 1: Write the proportion equation
684,198.26 : 944,191.22 = 382,392.26 : x - Step 2: Convert to fraction form
684,198.26/944,191.22 = 382,392.26/x - Step 3: Cross multiply
684,198.26x = 944,191.22 × 382,392.26 - Step 4: Simplify right side
684,198.26x = 361,051,410,722.98 - Step 5: Solve for x
x = 361,051,410,722.98/684,198.26 - Step 6: Final answer
x = 527,699.99
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1.5x scale
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.