Finding the Fourth Proportional to 336,364.80, 504,536.27 and 136,626.09
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Solution
The fourth proportional to 336,364.80, 504,536.27 and 136,626.09 is: 204,934.69
Step by Step Solution
- Step 1: Write the proportion equation
336,364.80 : 504,536.27 = 136,626.09 : x - Step 2: Convert to fraction form
336,364.80/504,536.27 = 136,626.09/x - Step 3: Cross multiply
336,364.80x = 504,536.27 × 136,626.09 - Step 4: Simplify right side
336,364.80x = 68,932,817,150.15 - Step 5: Solve for x
x = 68,932,817,150.15/336,364.80 - Step 6: Final answer
x = 204,934.69
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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.