Finding the Fourth Proportional to 481,764.26, 722,590.09 and 193,564.23
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Solution
The fourth proportional to 481,764.26, 722,590.09 and 193,564.23 is: 290,323.72
Step by Step Solution
- Step 1: Write the proportion equation
481,764.26 : 722,590.09 = 193,564.23 : x - Step 2: Convert to fraction form
481,764.26/722,590.09 = 193,564.23/x - Step 3: Cross multiply
481,764.26x = 722,590.09 × 193,564.23 - Step 4: Simplify right side
481,764.26x = 139,867,591,182.86 - Step 5: Solve for x
x = 139,867,591,182.86/481,764.26 - Step 6: Final answer
x = 290,323.72
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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.