Finding the Fourth Proportional to 734,439, 1,101,664.64 and 201,989.23
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Solution
The fourth proportional to 734,439, 1,101,664.64 and 201,989.23 is: 302,985.53
Step by Step Solution
- Step 1: Write the proportion equation
734,439 : 1,101,664.64 = 201,989.23 : x - Step 2: Convert to fraction form
734,439/1,101,664.64 = 201,989.23/x - Step 3: Cross multiply
734,439x = 1,101,664.64 × 201,989.23 - Step 4: Simplify right side
734,439x = 222,524,392,351.83 - Step 5: Solve for x
x = 222,524,392,351.83/734,439 - Step 6: Final answer
x = 302,985.53
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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.