Home / 459,838.41-689,556.53-231,993.85

Finding the Fourth Proportional to 459,838.41, 689,556.53 and 231,993.85

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Solution

The fourth proportional to 459,838.41, 689,556.53 and 231,993.85 is: 347,889.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,838.41 : 689,556.53 = 231,993.85 : x
  2. Step 2: Convert to fraction form
    459,838.41/689,556.53 = 231,993.85/x
  3. Step 3: Cross multiply
    459,838.41x = 689,556.53 × 231,993.85
  4. Step 4: Simplify right side
    459,838.41x = 159,972,874,187.34
  5. Step 5: Solve for x
    x = 159,972,874,187.34/459,838.41
  6. Step 6: Final answer
    x = 347,889.33

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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.