Finding the Fourth Proportional to 388,071.08, 582,106.73 and 174,589.65
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Solution
The fourth proportional to 388,071.08, 582,106.73 and 174,589.65 is: 261,884.53
Step by Step Solution
- Step 1: Write the proportion equation
388,071.08 : 582,106.73 = 174,589.65 : x - Step 2: Convert to fraction form
388,071.08/582,106.73 = 174,589.65/x - Step 3: Cross multiply
388,071.08x = 582,106.73 × 174,589.65 - Step 4: Simplify right side
388,071.08x = 101,629,811,508.61 - Step 5: Solve for x
x = 101,629,811,508.61/388,071.08 - Step 6: Final answer
x = 261,884.53
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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.