Finding the Fourth Proportional to 844,564.14, 1,165,485.37 and 481,978.68
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Solution
The fourth proportional to 844,564.14, 1,165,485.37 and 481,978.68 is: 665,123.08
Step by Step Solution
- Step 1: Write the proportion equation
844,564.14 : 1,165,485.37 = 481,978.68 : x - Step 2: Convert to fraction form
844,564.14/1,165,485.37 = 481,978.68/x - Step 3: Cross multiply
844,564.14x = 1,165,485.37 × 481,978.68 - Step 4: Simplify right side
844,564.14x = 561,739,100,191.91 - Step 5: Solve for x
x = 561,739,100,191.91/844,564.14 - Step 6: Final answer
x = 665,123.08
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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.