Home / 839,295.67-1,259,140.20-333,885.37

Finding the Fourth Proportional to 839,295.67, 1,259,140.20 and 333,885.37

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Solution

The fourth proportional to 839,295.67, 1,259,140.20 and 333,885.37 is: 500,906.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,295.67 : 1,259,140.20 = 333,885.37 : x
  2. Step 2: Convert to fraction form
    839,295.67/1,259,140.20 = 333,885.37/x
  3. Step 3: Cross multiply
    839,295.67x = 1,259,140.20 × 333,885.37
  4. Step 4: Simplify right side
    839,295.67x = 420,408,491,558.87
  5. Step 5: Solve for x
    x = 420,408,491,558.87/839,295.67
  6. Step 6: Final answer
    x = 500,906.30

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1.5x scale

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.