Finding the Fourth Proportional to 514,107.09, 771,318.28 and 230,036.75
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Solution
The fourth proportional to 514,107.09, 771,318.28 and 230,036.75 is: 345,125.65
Step by Step Solution
- Step 1: Write the proportion equation
514,107.09 : 771,318.28 = 230,036.75 : x - Step 2: Convert to fraction form
514,107.09/771,318.28 = 230,036.75/x - Step 3: Cross multiply
514,107.09x = 771,318.28 × 230,036.75 - Step 4: Simplify right side
514,107.09x = 177,431,545,340.02 - Step 5: Solve for x
x = 177,431,545,340.02/514,107.09 - Step 6: Final answer
x = 345,125.65
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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.