Finding the Fourth Proportional to 850,307.41, 1,275,128.84 and 376,660.62
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Solution
The fourth proportional to 850,307.41, 1,275,128.84 and 376,660.62 is: 564,843.74
Step by Step Solution
- Step 1: Write the proportion equation
850,307.41 : 1,275,128.84 = 376,660.62 : x - Step 2: Convert to fraction form
850,307.41/1,275,128.84 = 376,660.62/x - Step 3: Cross multiply
850,307.41x = 1,275,128.84 × 376,660.62 - Step 4: Simplify right side
850,307.41x = 480,290,820,395.93 - Step 5: Solve for x
x = 480,290,820,395.93/850,307.41 - Step 6: Final answer
x = 564,843.74
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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.