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Finding the Fourth Proportional to 267,883.35, 401,825.03 and 208,763.25

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Solution

The fourth proportional to 267,883.35, 401,825.03 and 208,763.25 is: 313,144.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,883.35 : 401,825.03 = 208,763.25 : x
  2. Step 2: Convert to fraction form
    267,883.35/401,825.03 = 208,763.25/x
  3. Step 3: Cross multiply
    267,883.35x = 401,825.03 × 208,763.25
  4. Step 4: Simplify right side
    267,883.35x = 83,886,298,150.33
  5. Step 5: Solve for x
    x = 83,886,298,150.33/267,883.35
  6. Step 6: Final answer
    x = 313,144.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.