Finding the Fourth Proportional to 882,919.14, 1,324,576.14 and 321,953.64
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Solution
The fourth proportional to 882,919.14, 1,324,576.14 and 321,953.64 is: 483,002.45
Step by Step Solution
- Step 1: Write the proportion equation
882,919.14 : 1,324,576.14 = 321,953.64 : x - Step 2: Convert to fraction form
882,919.14/1,324,576.14 = 321,953.64/x - Step 3: Cross multiply
882,919.14x = 1,324,576.14 × 321,953.64 - Step 4: Simplify right side
882,919.14x = 426,452,109,730.15 - Step 5: Solve for x
x = 426,452,109,730.15/882,919.14 - Step 6: Final answer
x = 483,002.45
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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.