Home / 449,536.24-620,372.19-268,353.33

Finding the Fourth Proportional to 449,536.24, 620,372.19 and 268,353.33

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Solution

The fourth proportional to 449,536.24, 620,372.19 and 268,353.33 is: 370,334.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,536.24 : 620,372.19 = 268,353.33 : x
  2. Step 2: Convert to fraction form
    449,536.24/620,372.19 = 268,353.33/x
  3. Step 3: Cross multiply
    449,536.24x = 620,372.19 × 268,353.33
  4. Step 4: Simplify right side
    449,536.24x = 166,478,942,695.88
  5. Step 5: Solve for x
    x = 166,478,942,695.88/449,536.24
  6. Step 6: Final answer
    x = 370,334.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.