Finding the Fourth Proportional to 496,524.24, 685,098.92 and 324,694.08
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Solution
The fourth proportional to 496,524.24, 685,098.92 and 324,694.08 is: 448,009.47
Step by Step Solution
- Step 1: Write the proportion equation
496,524.24 : 685,098.92 = 324,694.08 : x - Step 2: Convert to fraction form
496,524.24/685,098.92 = 324,694.08/x - Step 3: Cross multiply
496,524.24x = 685,098.92 × 324,694.08 - Step 4: Simplify right side
496,524.24x = 222,447,563,538.39 - Step 5: Solve for x
x = 222,447,563,538.39/496,524.24 - Step 6: Final answer
x = 448,009.47
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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.