Finding the Fourth Proportional to 794,755.67, 1,096,791.67 and 455,289.53
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Solution
The fourth proportional to 794,755.67, 1,096,791.67 and 455,289.53 is: 628,316.07
Step by Step Solution
- Step 1: Write the proportion equation
794,755.67 : 1,096,791.67 = 455,289.53 : x - Step 2: Convert to fraction form
794,755.67/1,096,791.67 = 455,289.53/x - Step 3: Cross multiply
794,755.67x = 1,096,791.67 × 455,289.53 - Step 4: Simplify right side
794,755.67x = 499,357,761,665.77 - Step 5: Solve for x
x = 499,357,761,665.77/794,755.67 - Step 6: Final answer
x = 628,316.07
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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.