Finding the Fourth Proportional to 513,239.28, 769,596.04 and 273,489.80
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Solution
The fourth proportional to 513,239.28, 769,596.04 and 273,489.80 is: 410,094.62
Step by Step Solution
- Step 1: Write the proportion equation
513,239.28 : 769,596.04 = 273,489.80 : x - Step 2: Convert to fraction form
513,239.28/769,596.04 = 273,489.80/x - Step 3: Cross multiply
513,239.28x = 769,596.04 × 273,489.80 - Step 4: Simplify right side
513,239.28x = 210,476,667,060.39 - Step 5: Solve for x
x = 210,476,667,060.39/513,239.28 - Step 6: Final answer
x = 410,094.62
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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.