Finding the Fourth Proportional to 319,783.08, 479,626.62 and 201,092.52
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Solution
The fourth proportional to 319,783.08, 479,626.62 and 201,092.52 is: 301,608.60
Step by Step Solution
- Step 1: Write the proportion equation
319,783.08 : 479,626.62 = 201,092.52 : x - Step 2: Convert to fraction form
319,783.08/479,626.62 = 201,092.52/x - Step 3: Cross multiply
319,783.08x = 479,626.62 × 201,092.52 - Step 4: Simplify right side
319,783.08x = 96,449,325,674.88 - Step 5: Solve for x
x = 96,449,325,674.88/319,783.08 - Step 6: Final answer
x = 301,608.60
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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.