Finding the Fourth Proportional to 946,163.25, 1,419,835.37 and 385,197.75
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Solution
The fourth proportional to 946,163.25, 1,419,835.37 and 385,197.75 is: 578,037.02
Step by Step Solution
- Step 1: Write the proportion equation
946,163.25 : 1,419,835.37 = 385,197.75 : x - Step 2: Convert to fraction form
946,163.25/1,419,835.37 = 385,197.75/x - Step 3: Cross multiply
946,163.25x = 1,419,835.37 × 385,197.75 - Step 4: Simplify right side
946,163.25x = 546,917,387,968.43 - Step 5: Solve for x
x = 546,917,387,968.43/946,163.25 - Step 6: Final answer
x = 578,037.02
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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.