Finding the Fourth Proportional to 540,636.99, 811,289.01 and 274,588.44
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Solution
The fourth proportional to 540,636.99, 811,289.01 and 274,588.44 is: 412,052.06
Step by Step Solution
- Step 1: Write the proportion equation
540,636.99 : 811,289.01 = 274,588.44 : x - Step 2: Convert to fraction form
540,636.99/811,289.01 = 274,588.44/x - Step 3: Cross multiply
540,636.99x = 811,289.01 × 274,588.44 - Step 4: Simplify right side
540,636.99x = 222,770,583,645.04 - Step 5: Solve for x
x = 222,770,583,645.04/540,636.99 - Step 6: Final answer
x = 412,052.06
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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.