Finding the Fourth Proportional to 300,149.97, 450,542.12 and 293,373.33
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Solution
The fourth proportional to 300,149.97, 450,542.12 and 293,373.33 is: 440,369.99
Step by Step Solution
- Step 1: Write the proportion equation
300,149.97 : 450,542.12 = 293,373.33 : x - Step 2: Convert to fraction form
300,149.97/450,542.12 = 293,373.33/x - Step 3: Cross multiply
300,149.97x = 450,542.12 × 293,373.33 - Step 4: Simplify right side
300,149.97x = 132,177,040,582.79 - Step 5: Solve for x
x = 132,177,040,582.79/300,149.97 - Step 6: Final answer
x = 440,369.99
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1.5x scale
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.