Finding the Fourth Proportional to 603,475.98, 905,213.83 and 154,197.69
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Solution
The fourth proportional to 603,475.98, 905,213.83 and 154,197.69 is: 231,296.50
Step by Step Solution
- Step 1: Write the proportion equation
603,475.98 : 905,213.83 = 154,197.69 : x - Step 2: Convert to fraction form
603,475.98/905,213.83 = 154,197.69/x - Step 3: Cross multiply
603,475.98x = 905,213.83 × 154,197.69 - Step 4: Simplify right side
603,475.98x = 139,581,881,542.05 - Step 5: Solve for x
x = 139,581,881,542.05/603,475.98 - Step 6: Final answer
x = 231,296.50
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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.