Finding the Fourth Proportional to 984,559.26, 1,358,944.58 and 641,250.69
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Solution
The fourth proportional to 984,559.26, 1,358,944.58 and 641,250.69 is: 885,090.60
Step by Step Solution
- Step 1: Write the proportion equation
984,559.26 : 1,358,944.58 = 641,250.69 : x - Step 2: Convert to fraction form
984,559.26/1,358,944.58 = 641,250.69/x - Step 3: Cross multiply
984,559.26x = 1,358,944.58 × 641,250.69 - Step 4: Simplify right side
984,559.26x = 871,424,146,103.85 - Step 5: Solve for x
x = 871,424,146,103.85/984,559.26 - Step 6: Final answer
x = 885,090.60
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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.