Finding the Fourth Proportional to 278,107.68, 383,584.68 and 182,579.52
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Solution
The fourth proportional to 278,107.68, 383,584.68 and 182,579.52 is: 251,825.86
Step by Step Solution
- Step 1: Write the proportion equation
278,107.68 : 383,584.68 = 182,579.52 : x - Step 2: Convert to fraction form
278,107.68/383,584.68 = 182,579.52/x - Step 3: Cross multiply
278,107.68x = 383,584.68 × 182,579.52 - Step 4: Simplify right side
278,107.68x = 70,034,706,753.75 - Step 5: Solve for x
x = 70,034,706,753.75/278,107.68 - Step 6: Final answer
x = 251,825.86
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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.