Finding the Fourth Proportional to 737,280.05, 1,106,186.36 and 257,578.68
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Solution
The fourth proportional to 737,280.05, 1,106,186.36 and 257,578.68 is: 386,461.05
Step by Step Solution
- Step 1: Write the proportion equation
737,280.05 : 1,106,186.36 = 257,578.68 : x - Step 2: Convert to fraction form
737,280.05/1,106,186.36 = 257,578.68/x - Step 3: Cross multiply
737,280.05x = 1,106,186.36 × 257,578.68 - Step 4: Simplify right side
737,280.05x = 284,930,022,442.81 - Step 5: Solve for x
x = 284,930,022,442.81/737,280.05 - Step 6: Final answer
x = 386,461.05
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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.