Finding the Fourth Proportional to 388,524.24, 536,231.88 and 370,794.96
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Solution
The fourth proportional to 388,524.24, 536,231.88 and 370,794.96 is: 511,762.35
Step by Step Solution
- Step 1: Write the proportion equation
388,524.24 : 536,231.88 = 370,794.96 : x - Step 2: Convert to fraction form
388,524.24/536,231.88 = 370,794.96/x - Step 3: Cross multiply
388,524.24x = 536,231.88 × 370,794.96 - Step 4: Simplify right side
388,524.24x = 198,832,078,495.33 - Step 5: Solve for x
x = 198,832,078,495.33/388,524.24 - Step 6: Final answer
x = 511,762.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.