Home / 392,834.07-589,236.39-234,009.27

Finding the Fourth Proportional to 392,834.07, 589,236.39 and 234,009.27

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Solution

The fourth proportional to 392,834.07, 589,236.39 and 234,009.27 is: 351,005.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,834.07 : 589,236.39 = 234,009.27 : x
  2. Step 2: Convert to fraction form
    392,834.07/589,236.39 = 234,009.27/x
  3. Step 3: Cross multiply
    392,834.07x = 589,236.39 × 234,009.27
  4. Step 4: Simplify right side
    392,834.07x = 137,886,777,481.34
  5. Step 5: Solve for x
    x = 137,886,777,481.34/392,834.07
  6. Step 6: Final answer
    x = 351,005.14

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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.