Home / 349,567.38-523,910.97-149,651.28

Finding the Fourth Proportional to 349,567.38, 523,910.97 and 149,651.28

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Solution

The fourth proportional to 349,567.38, 523,910.97 and 149,651.28 is: 224,288.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,567.38 : 523,910.97 = 149,651.28 : x
  2. Step 2: Convert to fraction form
    349,567.38/523,910.97 = 149,651.28/x
  3. Step 3: Cross multiply
    349,567.38x = 523,910.97 × 149,651.28
  4. Step 4: Simplify right side
    349,567.38x = 78,403,947,266.54
  5. Step 5: Solve for x
    x = 78,403,947,266.54/349,567.38
  6. Step 6: Final answer
    x = 224,288.51

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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.