Home / 482,778.03-666,256.41-267,919.86

Finding the Fourth Proportional to 482,778.03, 666,256.41 and 267,919.86

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Solution

The fourth proportional to 482,778.03, 666,256.41 and 267,919.86 is: 369,742.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,778.03 : 666,256.41 = 267,919.86 : x
  2. Step 2: Convert to fraction form
    482,778.03/666,256.41 = 267,919.86/x
  3. Step 3: Cross multiply
    482,778.03x = 666,256.41 × 267,919.86
  4. Step 4: Simplify right side
    482,778.03x = 178,503,324,091.30
  5. Step 5: Solve for x
    x = 178,503,324,091.30/482,778.03
  6. Step 6: Final answer
    x = 369,742.02

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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.