Finding the Fourth Proportional to 293,610.78, 440,413.74 and 174,493.26
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Solution
The fourth proportional to 293,610.78, 440,413.74 and 174,493.26 is: 261,738.45
Step by Step Solution
- Step 1: Write the proportion equation
293,610.78 : 440,413.74 = 174,493.26 : x - Step 2: Convert to fraction form
293,610.78/440,413.74 = 174,493.26/x - Step 3: Cross multiply
293,610.78x = 440,413.74 × 174,493.26 - Step 4: Simplify right side
293,610.78x = 76,849,229,241.39 - Step 5: Solve for x
x = 76,849,229,241.39/293,610.78 - Step 6: Final answer
x = 261,738.45
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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.