Home / 396,629.69-593,628.86-361,172.94

Finding the Fourth Proportional to 396,629.69, 593,628.86 and 361,172.94

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Solution

The fourth proportional to 396,629.69, 593,628.86 and 361,172.94 is: 540,561.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,629.69 : 593,628.86 = 361,172.94 : x
  2. Step 2: Convert to fraction form
    396,629.69/593,628.86 = 361,172.94/x
  3. Step 3: Cross multiply
    396,629.69x = 593,628.86 × 361,172.94
  4. Step 4: Simplify right side
    396,629.69x = 214,402,678,829.18
  5. Step 5: Solve for x
    x = 214,402,678,829.18/396,629.69
  6. Step 6: Final answer
    x = 540,561.35

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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.