Home / 664,828.96-995,654.04-383,493.28

Finding the Fourth Proportional to 664,828.96, 995,654.04 and 383,493.28

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Solution

The fourth proportional to 664,828.96, 995,654.04 and 383,493.28 is: 574,323.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,828.96 : 995,654.04 = 383,493.28 : x
  2. Step 2: Convert to fraction form
    664,828.96/995,654.04 = 383,493.28/x
  3. Step 3: Cross multiply
    664,828.96x = 995,654.04 × 383,493.28
  4. Step 4: Simplify right side
    664,828.96x = 381,826,633,544.85
  5. Step 5: Solve for x
    x = 381,826,633,544.85/664,828.96
  6. Step 6: Final answer
    x = 574,323.11

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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.