Finding the Fourth Proportional to 270,110.62, 372,751.23 and 149,260.26
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Solution
The fourth proportional to 270,110.62, 372,751.23 and 149,260.26 is: 205,978.37
Step by Step Solution
- Step 1: Write the proportion equation
270,110.62 : 372,751.23 = 149,260.26 : x - Step 2: Convert to fraction form
270,110.62/372,751.23 = 149,260.26/x - Step 3: Cross multiply
270,110.62x = 372,751.23 × 149,260.26 - Step 4: Simplify right side
270,110.62x = 55,636,945,505.12 - Step 5: Solve for x
x = 55,636,945,505.12/270,110.62 - Step 6: Final answer
x = 205,978.37
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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.