Home / 268,037.55-403,982.97-231,044.11

Finding the Fourth Proportional to 268,037.55, 403,982.97 and 231,044.11

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Solution

The fourth proportional to 268,037.55, 403,982.97 and 231,044.11 is: 348,226.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,037.55 : 403,982.97 = 231,044.11 : x
  2. Step 2: Convert to fraction form
    268,037.55/403,982.97 = 231,044.11/x
  3. Step 3: Cross multiply
    268,037.55x = 403,982.97 × 231,044.11
  4. Step 4: Simplify right side
    268,037.55x = 93,337,885,758.81
  5. Step 5: Solve for x
    x = 93,337,885,758.81/268,037.55
  6. Step 6: Final answer
    x = 348,226.90

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.