Home / 799,408.80-1,199,793.60-326,433.60

Finding the Fourth Proportional to 799,408.80, 1,199,793.60 and 326,433.60

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Solution

The fourth proportional to 799,408.80, 1,199,793.60 and 326,433.60 is: 489,928.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,408.80 : 1,199,793.60 = 326,433.60 : x
  2. Step 2: Convert to fraction form
    799,408.80/1,199,793.60 = 326,433.60/x
  3. Step 3: Cross multiply
    799,408.80x = 1,199,793.60 × 326,433.60
  4. Step 4: Simplify right side
    799,408.80x = 391,652,944,104.96
  5. Step 5: Solve for x
    x = 391,652,944,104.96/799,408.80
  6. Step 6: Final answer
    x = 489,928.24

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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.