Finding the Fourth Proportional to 490,163.70, 734,212.26 and 224,148.10
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Solution
The fourth proportional to 490,163.70, 734,212.26 and 224,148.10 is: 335,749.63
Step by Step Solution
- Step 1: Write the proportion equation
490,163.70 : 734,212.26 = 224,148.10 : x - Step 2: Convert to fraction form
490,163.70/734,212.26 = 224,148.10/x - Step 3: Cross multiply
490,163.70x = 734,212.26 × 224,148.10 - Step 4: Simplify right side
490,163.70x = 164,572,283,075.71 - Step 5: Solve for x
x = 164,572,283,075.71/490,163.70 - Step 6: Final answer
x = 335,749.63
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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.