Finding the Fourth Proportional to 379,106.04, 568,660.94 and 154,468.74
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Solution
The fourth proportional to 379,106.04, 568,660.94 and 154,468.74 is: 231,703.88
Step by Step Solution
- Step 1: Write the proportion equation
379,106.04 : 568,660.94 = 154,468.74 : x - Step 2: Convert to fraction form
379,106.04/568,660.94 = 154,468.74/x - Step 3: Cross multiply
379,106.04x = 568,660.94 × 154,468.74 - Step 4: Simplify right side
379,106.04x = 87,840,338,889.02 - Step 5: Solve for x
x = 87,840,338,889.02/379,106.04 - Step 6: Final answer
x = 231,703.88
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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.