Home / 426,814.70-589,003.07-235,826.73

Finding the Fourth Proportional to 426,814.70, 589,003.07 and 235,826.73

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Solution

The fourth proportional to 426,814.70, 589,003.07 and 235,826.73 is: 325,440.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,814.70 : 589,003.07 = 235,826.73 : x
  2. Step 2: Convert to fraction form
    426,814.70/589,003.07 = 235,826.73/x
  3. Step 3: Cross multiply
    426,814.70x = 589,003.07 × 235,826.73
  4. Step 4: Simplify right side
    426,814.70x = 138,902,667,958.06
  5. Step 5: Solve for x
    x = 138,902,667,958.06/426,814.70
  6. Step 6: Final answer
    x = 325,440.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.