Finding the Fourth Proportional to 227,291.10, 340,974.90 and 69,482.70
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Solution
The fourth proportional to 227,291.10, 340,974.90 and 69,482.70 is: 104,235.74
Step by Step Solution
- Step 1: Write the proportion equation
227,291.10 : 340,974.90 = 69,482.70 : x - Step 2: Convert to fraction form
227,291.10/340,974.90 = 69,482.70/x - Step 3: Cross multiply
227,291.10x = 340,974.90 × 69,482.70 - Step 4: Simplify right side
227,291.10x = 23,691,856,684.23 - Step 5: Solve for x
x = 23,691,856,684.23/227,291.10 - Step 6: Final answer
x = 104,235.74
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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.