Finding the Fourth Proportional to 335,922.19, 503,880.15 and 136,195.09
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Solution
The fourth proportional to 335,922.19, 503,880.15 and 136,195.09 is: 204,291.36
Step by Step Solution
- Step 1: Write the proportion equation
335,922.19 : 503,880.15 = 136,195.09 : x - Step 2: Convert to fraction form
335,922.19/503,880.15 = 136,195.09/x - Step 3: Cross multiply
335,922.19x = 503,880.15 × 136,195.09 - Step 4: Simplify right side
335,922.19x = 68,626,002,378.46 - Step 5: Solve for x
x = 68,626,002,378.46/335,922.19 - Step 6: Final answer
x = 204,291.36
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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.