Finding the Fourth Proportional to 891,896.85, 1,231,840.20 and 587,335.23
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Solution
The fourth proportional to 891,896.85, 1,231,840.20 and 587,335.23 is: 811,195.99
Step by Step Solution
- Step 1: Write the proportion equation
891,896.85 : 1,231,840.20 = 587,335.23 : x - Step 2: Convert to fraction form
891,896.85/1,231,840.20 = 587,335.23/x - Step 3: Cross multiply
891,896.85x = 1,231,840.20 × 587,335.23 - Step 4: Simplify right side
891,896.85x = 723,503,147,190.25 - Step 5: Solve for x
x = 723,503,147,190.25/891,896.85 - Step 6: Final answer
x = 811,195.99
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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.