Home / 930,829.45-1,396,408.20-332,138.20

Finding the Fourth Proportional to 930,829.45, 1,396,408.20 and 332,138.20

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Solution

The fourth proportional to 930,829.45, 1,396,408.20 and 332,138.20 is: 498,265.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,829.45 : 1,396,408.20 = 332,138.20 : x
  2. Step 2: Convert to fraction form
    930,829.45/1,396,408.20 = 332,138.20/x
  3. Step 3: Cross multiply
    930,829.45x = 1,396,408.20 × 332,138.20
  4. Step 4: Simplify right side
    930,829.45x = 463,800,506,013.24
  5. Step 5: Solve for x
    x = 463,800,506,013.24/930,829.45
  6. Step 6: Final answer
    x = 498,265.83

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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.