Finding the Fourth Proportional to 794,761.05, 1,096,799.09 and 455,294.91
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Solution
The fourth proportional to 794,761.05, 1,096,799.09 and 455,294.91 is: 628,323.50
Step by Step Solution
- Step 1: Write the proportion equation
794,761.05 : 1,096,799.09 = 455,294.91 : x - Step 2: Convert to fraction form
794,761.05/1,096,799.09 = 455,294.91/x - Step 3: Cross multiply
794,761.05x = 1,096,799.09 × 455,294.91 - Step 4: Simplify right side
794,761.05x = 499,367,042,969.63 - Step 5: Solve for x
x = 499,367,042,969.63/794,761.05 - Step 6: Final answer
x = 628,323.50
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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.