Finding the Fourth Proportional to 266,352.20, 367,550.08 and 145,469.42
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Solution
The fourth proportional to 266,352.20, 367,550.08 and 145,469.42 is: 200,739.08
Step by Step Solution
- Step 1: Write the proportion equation
266,352.20 : 367,550.08 = 145,469.42 : x - Step 2: Convert to fraction form
266,352.20/367,550.08 = 145,469.42/x - Step 3: Cross multiply
266,352.20x = 367,550.08 × 145,469.42 - Step 4: Simplify right side
266,352.20x = 53,467,294,757.13 - Step 5: Solve for x
x = 53,467,294,757.13/266,352.20 - Step 6: Final answer
x = 200,739.08
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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.