Finding the Fourth Proportional to 957,536.28, 1,321,519.68 and 549,765.81
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Solution
The fourth proportional to 957,536.28, 1,321,519.68 and 549,765.81 is: 758,745.49
Step by Step Solution
- Step 1: Write the proportion equation
957,536.28 : 1,321,519.68 = 549,765.81 : x - Step 2: Convert to fraction form
957,536.28/1,321,519.68 = 549,765.81/x - Step 3: Cross multiply
957,536.28x = 1,321,519.68 × 549,765.81 - Step 4: Simplify right side
957,536.28x = 726,526,337,306.14 - Step 5: Solve for x
x = 726,526,337,306.14/957,536.28 - Step 6: Final answer
x = 758,745.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.