Finding the Fourth Proportional to 556,982.14, 835,489.41 and 136,257.88
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Solution
The fourth proportional to 556,982.14, 835,489.41 and 136,257.88 is: 204,390.78
Step by Step Solution
- Step 1: Write the proportion equation
556,982.14 : 835,489.41 = 136,257.88 : x - Step 2: Convert to fraction form
556,982.14/835,489.41 = 136,257.88/x - Step 3: Cross multiply
556,982.14x = 835,489.41 × 136,257.88 - Step 4: Simplify right side
556,982.14x = 113,842,010,910.31 - Step 5: Solve for x
x = 113,842,010,910.31/556,982.14 - Step 6: Final answer
x = 204,390.78
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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.