Finding the Fourth Proportional to 270,914.43, 406,391.12 and 93,418.87
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Solution
The fourth proportional to 270,914.43, 406,391.12 and 93,418.87 is: 140,135.02
Step by Step Solution
- Step 1: Write the proportion equation
270,914.43 : 406,391.12 = 93,418.87 : x - Step 2: Convert to fraction form
270,914.43/406,391.12 = 93,418.87/x - Step 3: Cross multiply
270,914.43x = 406,391.12 × 93,418.87 - Step 4: Simplify right side
270,914.43x = 37,964,598,741.34 - Step 5: Solve for x
x = 37,964,598,741.34/270,914.43 - Step 6: Final answer
x = 140,135.02
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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.