Finding the Fourth Proportional to 322,427.26, 444,914.26 and 186,440.68
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Solution
The fourth proportional to 322,427.26, 444,914.26 and 186,440.68 is: 257,267.69
Step by Step Solution
- Step 1: Write the proportion equation
322,427.26 : 444,914.26 = 186,440.68 : x - Step 2: Convert to fraction form
322,427.26/444,914.26 = 186,440.68/x - Step 3: Cross multiply
322,427.26x = 444,914.26 × 186,440.68 - Step 4: Simplify right side
322,427.26x = 82,950,117,176.10 - Step 5: Solve for x
x = 82,950,117,176.10/322,427.26 - Step 6: Final answer
x = 257,267.69
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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.