Finding the Fourth Proportional to 341,037.20, 511,556.88 and 104,378.96
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Solution
The fourth proportional to 341,037.20, 511,556.88 and 104,378.96 is: 156,568.77
Step by Step Solution
- Step 1: Write the proportion equation
341,037.20 : 511,556.88 = 104,378.96 : x - Step 2: Convert to fraction form
341,037.20/511,556.88 = 104,378.96/x - Step 3: Cross multiply
341,037.20x = 511,556.88 × 104,378.96 - Step 4: Simplify right side
341,037.20x = 53,395,775,115.24 - Step 5: Solve for x
x = 53,395,775,115.24/341,037.20 - Step 6: Final answer
x = 156,568.77
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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.