Finding the Fourth Proportional to 350,299.62, 483,438.06 and 199,396.62
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Solution
The fourth proportional to 350,299.62, 483,438.06 and 199,396.62 is: 275,181.33
Step by Step Solution
- Step 1: Write the proportion equation
350,299.62 : 483,438.06 = 199,396.62 : x - Step 2: Convert to fraction form
350,299.62/483,438.06 = 199,396.62/x - Step 3: Cross multiply
350,299.62x = 483,438.06 × 199,396.62 - Step 4: Simplify right side
350,299.62x = 96,395,915,143.36 - Step 5: Solve for x
x = 96,395,915,143.36/350,299.62 - Step 6: Final answer
x = 275,181.33
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1.5x scale
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.