Finding the Fourth Proportional to 871,658.63, 1,202,954.52 and 532,192.49
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Solution
The fourth proportional to 871,658.63, 1,202,954.52 and 532,192.49 is: 734,465.69
Step by Step Solution
- Step 1: Write the proportion equation
871,658.63 : 1,202,954.52 = 532,192.49 : x - Step 2: Convert to fraction form
871,658.63/1,202,954.52 = 532,192.49/x - Step 3: Cross multiply
871,658.63x = 1,202,954.52 × 532,192.49 - Step 4: Simplify right side
871,658.63x = 640,203,355,340.78 - Step 5: Solve for x
x = 640,203,355,340.78/871,658.63 - Step 6: Final answer
x = 734,465.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.