Finding the Fourth Proportional to 350,350.77, 483,483.99 and 189,205.80
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Solution
The fourth proportional to 350,350.77, 483,483.99 and 189,205.80 is: 261,103.96
Step by Step Solution
- Step 1: Write the proportion equation
350,350.77 : 483,483.99 = 189,205.80 : x - Step 2: Convert to fraction form
350,350.77/483,483.99 = 189,205.80/x - Step 3: Cross multiply
350,350.77x = 483,483.99 × 189,205.80 - Step 4: Simplify right side
350,350.77x = 91,477,975,115.14 - Step 5: Solve for x
x = 91,477,975,115.14/350,350.77 - Step 6: Final answer
x = 261,103.96
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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.