Finding the Fourth Proportional to 270,924.42, 406,413.36 and 93,408.06
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Solution
The fourth proportional to 270,924.42, 406,413.36 and 93,408.06 is: 140,121.31
Step by Step Solution
- Step 1: Write the proportion equation
270,924.42 : 406,413.36 = 93,408.06 : x - Step 2: Convert to fraction form
270,924.42/406,413.36 = 93,408.06/x - Step 3: Cross multiply
270,924.42x = 406,413.36 × 93,408.06 - Step 4: Simplify right side
270,924.42x = 37,962,283,515.68 - Step 5: Solve for x
x = 37,962,283,515.68/270,924.42 - Step 6: Final answer
x = 140,121.31
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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.