Finding the Fourth Proportional to 379,541.97, 568,852.62 and 278,767.74
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Solution
The fourth proportional to 379,541.97, 568,852.62 and 278,767.74 is: 417,813.50
Step by Step Solution
- Step 1: Write the proportion equation
379,541.97 : 568,852.62 = 278,767.74 : x - Step 2: Convert to fraction form
379,541.97/568,852.62 = 278,767.74/x - Step 3: Cross multiply
379,541.97x = 568,852.62 × 278,767.74 - Step 4: Simplify right side
379,541.97x = 158,577,759,270.48 - Step 5: Solve for x
x = 158,577,759,270.48/379,541.97 - Step 6: Final answer
x = 417,813.50
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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.