Home / 268,031.06-403,973.16-231,037.61

Finding the Fourth Proportional to 268,031.06, 403,973.16 and 231,037.61

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Solution

The fourth proportional to 268,031.06, 403,973.16 and 231,037.61 is: 348,217.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,031.06 : 403,973.16 = 231,037.61 : x
  2. Step 2: Convert to fraction form
    268,031.06/403,973.16 = 231,037.61/x
  3. Step 3: Cross multiply
    268,031.06x = 403,973.16 × 231,037.61
  4. Step 4: Simplify right side
    268,031.06x = 93,332,992,235.36
  5. Step 5: Solve for x
    x = 93,332,992,235.36/268,031.06
  6. Step 6: Final answer
    x = 348,217.08

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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.