Finding the Fourth Proportional to 784,555.08, 1,177,033.09 and 252,081.33
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Solution
The fourth proportional to 784,555.08, 1,177,033.09 and 252,081.33 is: 378,186.40
Step by Step Solution
- Step 1: Write the proportion equation
784,555.08 : 1,177,033.09 = 252,081.33 : x - Step 2: Convert to fraction form
784,555.08/1,177,033.09 = 252,081.33/x - Step 3: Cross multiply
784,555.08x = 1,177,033.09 × 252,081.33 - Step 4: Simplify right side
784,555.08x = 296,708,060,896.04 - Step 5: Solve for x
x = 296,708,060,896.04/784,555.08 - Step 6: Final answer
x = 378,186.40
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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.