Finding the Fourth Proportional to 761,993.03, 1,143,037.07 and 201,028.07
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Solution
The fourth proportional to 761,993.03, 1,143,037.07 and 201,028.07 is: 301,554.64
Step by Step Solution
- Step 1: Write the proportion equation
761,993.03 : 1,143,037.07 = 201,028.07 : x - Step 2: Convert to fraction form
761,993.03/1,143,037.07 = 201,028.07/x - Step 3: Cross multiply
761,993.03x = 1,143,037.07 × 201,028.07 - Step 4: Simplify right side
761,993.03x = 229,782,529,400.23 - Step 5: Solve for x
x = 229,782,529,400.23/761,993.03 - Step 6: Final answer
x = 301,554.64
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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.