Finding the Fourth Proportional to 341,126.83, 511,025.34 and 207,676.09
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Solution
The fourth proportional to 341,126.83, 511,025.34 and 207,676.09 is: 311,109.34
Step by Step Solution
- Step 1: Write the proportion equation
341,126.83 : 511,025.34 = 207,676.09 : x - Step 2: Convert to fraction form
341,126.83/511,025.34 = 207,676.09/x - Step 3: Cross multiply
341,126.83x = 511,025.34 × 207,676.09 - Step 4: Simplify right side
341,126.83x = 106,127,743,463.74 - Step 5: Solve for x
x = 106,127,743,463.74/341,126.83 - Step 6: Final answer
x = 311,109.34
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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.