Finding the Fourth Proportional to 843,845.55, 1,164,504.90 and 461,868.99
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Solution
The fourth proportional to 843,845.55, 1,164,504.90 and 461,868.99 is: 637,378.13
Step by Step Solution
- Step 1: Write the proportion equation
843,845.55 : 1,164,504.90 = 461,868.99 : x - Step 2: Convert to fraction form
843,845.55/1,164,504.90 = 461,868.99/x - Step 3: Cross multiply
843,845.55x = 1,164,504.90 × 461,868.99 - Step 4: Simplify right side
843,845.55x = 537,848,702,013.05 - Step 5: Solve for x
x = 537,848,702,013.05/843,845.55 - Step 6: Final answer
x = 637,378.13
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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.