Finding the Fourth Proportional to 784,239.20, 1,177,233.60 and 732,844.70
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Solution
The fourth proportional to 784,239.20, 1,177,233.60 and 732,844.70 is: 1,100,084.52
Step by Step Solution
- Step 1: Write the proportion equation
784,239.20 : 1,177,233.60 = 732,844.70 : x - Step 2: Convert to fraction form
784,239.20/1,177,233.60 = 732,844.70/x - Step 3: Cross multiply
784,239.20x = 1,177,233.60 × 732,844.70 - Step 4: Simplify right side
784,239.20x = 862,729,404,421.92 - Step 5: Solve for x
x = 862,729,404,421.92/784,239.20 - Step 6: Final answer
x = 1,100,084.52
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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.