Finding the Fourth Proportional to 351,251.40, 526,899.74 and 123,519.08
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Solution
The fourth proportional to 351,251.40, 526,899.74 and 123,519.08 is: 185,286.58
Step by Step Solution
- Step 1: Write the proportion equation
351,251.40 : 526,899.74 = 123,519.08 : x - Step 2: Convert to fraction form
351,251.40/526,899.74 = 123,519.08/x - Step 3: Cross multiply
351,251.40x = 526,899.74 × 123,519.08 - Step 4: Simplify right side
351,251.40x = 65,082,171,137.04 - Step 5: Solve for x
x = 65,082,171,137.04/351,251.40 - Step 6: Final answer
x = 185,286.58
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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.