Finding the Fourth Proportional to 505,938.24, 698,196.57 and 276,495.63
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Solution
The fourth proportional to 505,938.24, 698,196.57 and 276,495.63 is: 381,564.95
Step by Step Solution
- Step 1: Write the proportion equation
505,938.24 : 698,196.57 = 276,495.63 : x - Step 2: Convert to fraction form
505,938.24/698,196.57 = 276,495.63/x - Step 3: Cross multiply
505,938.24x = 698,196.57 × 276,495.63 - Step 4: Simplify right side
505,938.24x = 193,048,300,485.99 - Step 5: Solve for x
x = 193,048,300,485.99/505,938.24 - Step 6: Final answer
x = 381,564.95
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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.