Finding the Fourth Proportional to 980,752.05, 1,471,125.51 and 261,093.78
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Solution
The fourth proportional to 980,752.05, 1,471,125.51 and 261,093.78 is: 391,639.99
Step by Step Solution
- Step 1: Write the proportion equation
980,752.05 : 1,471,125.51 = 261,093.78 : x - Step 2: Convert to fraction form
980,752.05/1,471,125.51 = 261,093.78/x - Step 3: Cross multiply
980,752.05x = 1,471,125.51 × 261,093.78 - Step 4: Simplify right side
980,752.05x = 384,101,720,260.33 - Step 5: Solve for x
x = 384,101,720,260.33/980,752.05 - Step 6: Final answer
x = 391,639.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.