Home / 436,299.03-654,443.64-170,246.43

Finding the Fourth Proportional to 436,299.03, 654,443.64 and 170,246.43

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Solution

The fourth proportional to 436,299.03, 654,443.64 and 170,246.43 is: 255,367.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,299.03 : 654,443.64 = 170,246.43 : x
  2. Step 2: Convert to fraction form
    436,299.03/654,443.64 = 170,246.43/x
  3. Step 3: Cross multiply
    436,299.03x = 654,443.64 × 170,246.43
  4. Step 4: Simplify right side
    436,299.03x = 111,416,693,346.21
  5. Step 5: Solve for x
    x = 111,416,693,346.21/436,299.03
  6. Step 6: Final answer
    x = 255,367.73

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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.