Home / 864,452.26-1,295,791.59-331,829.86

Finding the Fourth Proportional to 864,452.26, 1,295,791.59 and 331,829.86

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Solution

The fourth proportional to 864,452.26, 1,295,791.59 and 331,829.86 is: 497,404.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,452.26 : 1,295,791.59 = 331,829.86 : x
  2. Step 2: Convert to fraction form
    864,452.26/1,295,791.59 = 331,829.86/x
  3. Step 3: Cross multiply
    864,452.26x = 1,295,791.59 × 331,829.86
  4. Step 4: Simplify right side
    864,452.26x = 429,982,341,898.88
  5. Step 5: Solve for x
    x = 429,982,341,898.88/864,452.26
  6. Step 6: Final answer
    x = 497,404.38

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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.