Finding the Fourth Proportional to 787,769.73, 1,181,654.64 and 629,255.97
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Solution
The fourth proportional to 787,769.73, 1,181,654.64 and 629,255.97 is: 943,883.99
Step by Step Solution
- Step 1: Write the proportion equation
787,769.73 : 1,181,654.64 = 629,255.97 : x - Step 2: Convert to fraction form
787,769.73/1,181,654.64 = 629,255.97/x - Step 3: Cross multiply
787,769.73x = 1,181,654.64 × 629,255.97 - Step 4: Simplify right side
787,769.73x = 743,563,236,698.20 - Step 5: Solve for x
x = 743,563,236,698.20/787,769.73 - Step 6: Final answer
x = 943,883.99
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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.