Finding the Fourth Proportional to 378,526.74, 568,163.74 and 201,033.26
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Solution
The fourth proportional to 378,526.74, 568,163.74 and 201,033.26 is: 301,748.32
Step by Step Solution
- Step 1: Write the proportion equation
378,526.74 : 568,163.74 = 201,033.26 : x - Step 2: Convert to fraction form
378,526.74/568,163.74 = 201,033.26/x - Step 3: Cross multiply
378,526.74x = 568,163.74 × 201,033.26 - Step 4: Simplify right side
378,526.74x = 114,219,808,865.99 - Step 5: Solve for x
x = 114,219,808,865.99/378,526.74 - Step 6: Final answer
x = 301,748.32
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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.