Finding the Fourth Proportional to 324,796.68, 448,219.26 and 190,660.68
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Solution
The fourth proportional to 324,796.68, 448,219.26 and 190,660.68 is: 263,111.65
Step by Step Solution
- Step 1: Write the proportion equation
324,796.68 : 448,219.26 = 190,660.68 : x - Step 2: Convert to fraction form
324,796.68/448,219.26 = 190,660.68/x - Step 3: Cross multiply
324,796.68x = 448,219.26 × 190,660.68 - Step 4: Simplify right side
324,796.68x = 85,457,788,900.70 - Step 5: Solve for x
x = 85,457,788,900.70/324,796.68 - Step 6: Final answer
x = 263,111.65
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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.