Home / 686,793.33-1,030,337.42-231,429.56

Finding the Fourth Proportional to 686,793.33, 1,030,337.42 and 231,429.56

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Solution

The fourth proportional to 686,793.33, 1,030,337.42 and 231,429.56 is: 347,194.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    686,793.33 : 1,030,337.42 = 231,429.56 : x
  2. Step 2: Convert to fraction form
    686,793.33/1,030,337.42 = 231,429.56/x
  3. Step 3: Cross multiply
    686,793.33x = 1,030,337.42 × 231,429.56
  4. Step 4: Simplify right side
    686,793.33x = 238,450,529,453.30
  5. Step 5: Solve for x
    x = 238,450,529,453.30/686,793.33
  6. Step 6: Final answer
    x = 347,194.01

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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.