Finding the Fourth Proportional to 554,414.14, 764,916.87 and 339,329.98
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Solution
The fourth proportional to 554,414.14, 764,916.87 and 339,329.98 is: 468,168.48
Step by Step Solution
- Step 1: Write the proportion equation
554,414.14 : 764,916.87 = 339,329.98 : x - Step 2: Convert to fraction form
554,414.14/764,916.87 = 339,329.98/x - Step 3: Cross multiply
554,414.14x = 764,916.87 × 339,329.98 - Step 4: Simplify right side
554,414.14x = 259,559,226,198.76 - Step 5: Solve for x
x = 259,559,226,198.76/554,414.14 - Step 6: Final answer
x = 468,168.48
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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.