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Finding the Fourth Proportional to 325,258.82, 448,648.89 and 260,882.52

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Solution

The fourth proportional to 325,258.82, 448,648.89 and 260,882.52 is: 359,850.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,258.82 : 448,648.89 = 260,882.52 : x
  2. Step 2: Convert to fraction form
    325,258.82/448,648.89 = 260,882.52/x
  3. Step 3: Cross multiply
    325,258.82x = 448,648.89 × 260,882.52
  4. Step 4: Simplify right side
    325,258.82x = 117,044,653,018.40
  5. Step 5: Solve for x
    x = 117,044,653,018.40/325,258.82
  6. Step 6: Final answer
    x = 359,850.83

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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.