Home / 1,327,676.96-1,991,515.92-330,404.96

Finding the Fourth Proportional to 1,327,676.96, 1,991,515.92 and 330,404.96

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Solution

The fourth proportional to 1,327,676.96, 1,991,515.92 and 330,404.96 is: 495,607.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,676.96 : 1,991,515.92 = 330,404.96 : x
  2. Step 2: Convert to fraction form
    1,327,676.96/1,991,515.92 = 330,404.96/x
  3. Step 3: Cross multiply
    1,327,676.96x = 1,991,515.92 × 330,404.96
  4. Step 4: Simplify right side
    1,327,676.96x = 658,006,737,886.96
  5. Step 5: Solve for x
    x = 658,006,737,886.96/1,327,676.96
  6. Step 6: Final answer
    x = 495,607.56

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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.