Finding the Fourth Proportional to 848,251.95, 1,272,107.94 and 279,526.95
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Solution
The fourth proportional to 848,251.95, 1,272,107.94 and 279,526.95 is: 419,201.46
Step by Step Solution
- Step 1: Write the proportion equation
848,251.95 : 1,272,107.94 = 279,526.95 : x - Step 2: Convert to fraction form
848,251.95/1,272,107.94 = 279,526.95/x - Step 3: Cross multiply
848,251.95x = 1,272,107.94 × 279,526.95 - Step 4: Simplify right side
848,251.95x = 355,588,451,490.76 - Step 5: Solve for x
x = 355,588,451,490.76/848,251.95 - Step 6: Final answer
x = 419,201.46
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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.