Finding the Fourth Proportional to 396,660.36, 595,107.18 and 159,881.16
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Solution
The fourth proportional to 396,660.36, 595,107.18 and 159,881.16 is: 239,868.75
Step by Step Solution
- Step 1: Write the proportion equation
396,660.36 : 595,107.18 = 159,881.16 : x - Step 2: Convert to fraction form
396,660.36/595,107.18 = 159,881.16/x - Step 3: Cross multiply
396,660.36x = 595,107.18 × 159,881.16 - Step 4: Simplify right side
396,660.36x = 95,146,426,262.73 - Step 5: Solve for x
x = 95,146,426,262.73/396,660.36 - Step 6: Final answer
x = 239,868.75
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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.