Finding the Fourth Proportional to 582,138.55, 803,350.02 and 327,489.94
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Solution
The fourth proportional to 582,138.55, 803,350.02 and 327,489.94 is: 451,935.45
Step by Step Solution
- Step 1: Write the proportion equation
582,138.55 : 803,350.02 = 327,489.94 : x - Step 2: Convert to fraction form
582,138.55/803,350.02 = 327,489.94/x - Step 3: Cross multiply
582,138.55x = 803,350.02 × 327,489.94 - Step 4: Simplify right side
582,138.55x = 263,089,049,848.80 - Step 5: Solve for x
x = 263,089,049,848.80/582,138.55 - Step 6: Final answer
x = 451,935.45
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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.