Finding the Fourth Proportional to 277,277.44, 416,149.44 and 259,781.44
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Solution
The fourth proportional to 277,277.44, 416,149.44 and 259,781.44 is: 389,890.72
Step by Step Solution
- Step 1: Write the proportion equation
277,277.44 : 416,149.44 = 259,781.44 : x - Step 2: Convert to fraction form
277,277.44/416,149.44 = 259,781.44/x - Step 3: Cross multiply
277,277.44x = 416,149.44 × 259,781.44 - Step 4: Simplify right side
277,277.44x = 108,107,900,778.39 - Step 5: Solve for x
x = 108,107,900,778.39/277,277.44 - Step 6: Final answer
x = 389,890.72
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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.