Finding the Fourth Proportional to 444,821.99, 614,004.05 and 270,391.56
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Solution
The fourth proportional to 444,821.99, 614,004.05 and 270,391.56 is: 373,231.35
Step by Step Solution
- Step 1: Write the proportion equation
444,821.99 : 614,004.05 = 270,391.56 : x - Step 2: Convert to fraction form
444,821.99/614,004.05 = 270,391.56/x - Step 3: Cross multiply
444,821.99x = 614,004.05 × 270,391.56 - Step 4: Simplify right side
444,821.99x = 166,021,511,573.86 - Step 5: Solve for x
x = 166,021,511,573.86/444,821.99 - Step 6: Final answer
x = 373,231.35
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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.