Finding the Fourth Proportional to 270,624.70, 373,452.87 and 149,771.08
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Solution
The fourth proportional to 270,624.70, 373,452.87 and 149,771.08 is: 206,678.99
Step by Step Solution
- Step 1: Write the proportion equation
270,624.70 : 373,452.87 = 149,771.08 : x - Step 2: Convert to fraction form
270,624.70/373,452.87 = 149,771.08/x - Step 3: Cross multiply
270,624.70x = 373,452.87 × 149,771.08 - Step 4: Simplify right side
270,624.70x = 55,932,439,669.00 - Step 5: Solve for x
x = 55,932,439,669.00/270,624.70 - Step 6: Final answer
x = 206,678.99
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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.