Finding the Fourth Proportional to 341,202.12, 511,868.78 and 130,823.65
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Solution
The fourth proportional to 341,202.12, 511,868.78 and 130,823.65 is: 196,260.63
Step by Step Solution
- Step 1: Write the proportion equation
341,202.12 : 511,868.78 = 130,823.65 : x - Step 2: Convert to fraction form
341,202.12/511,868.78 = 130,823.65/x - Step 3: Cross multiply
341,202.12x = 511,868.78 × 130,823.65 - Step 4: Simplify right side
341,202.12x = 66,964,542,120.65 - Step 5: Solve for x
x = 66,964,542,120.65/341,202.12 - Step 6: Final answer
x = 196,260.63
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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.