Finding the Fourth Proportional to 908,768.15, 1,363,152.24 and 277,676.49
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Solution
The fourth proportional to 908,768.15, 1,363,152.24 and 277,676.49 is: 416,514.75
Step by Step Solution
- Step 1: Write the proportion equation
908,768.15 : 1,363,152.24 = 277,676.49 : x - Step 2: Convert to fraction form
908,768.15/1,363,152.24 = 277,676.49/x - Step 3: Cross multiply
908,768.15x = 1,363,152.24 × 277,676.49 - Step 4: Simplify right side
908,768.15x = 378,515,334,450.66 - Step 5: Solve for x
x = 378,515,334,450.66/908,768.15 - Step 6: Final answer
x = 416,514.75
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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.