Finding the Fourth Proportional to 582,380.84, 873,165.96 and 257,992.75
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Solution
The fourth proportional to 582,380.84, 873,165.96 and 257,992.75 is: 386,809.58
Step by Step Solution
- Step 1: Write the proportion equation
582,380.84 : 873,165.96 = 257,992.75 : x - Step 2: Convert to fraction form
582,380.84/873,165.96 = 257,992.75/x - Step 3: Cross multiply
582,380.84x = 873,165.96 × 257,992.75 - Step 4: Simplify right side
582,380.84x = 225,270,488,318.25 - Step 5: Solve for x
x = 225,270,488,318.25/582,380.84 - Step 6: Final answer
x = 386,809.58
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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.