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Finding the Fourth Proportional to 801,973.84, 1,203,019.80 and 269,491

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Solution

The fourth proportional to 801,973.84, 1,203,019.80 and 269,491 is: 404,256.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,973.84 : 1,203,019.80 = 269,491 : x
  2. Step 2: Convert to fraction form
    801,973.84/1,203,019.80 = 269,491/x
  3. Step 3: Cross multiply
    801,973.84x = 1,203,019.80 × 269,491
  4. Step 4: Simplify right side
    801,973.84x = 324,203,008,921.80
  5. Step 5: Solve for x
    x = 324,203,008,921.80/801,973.84
  6. Step 6: Final answer
    x = 404,256.34

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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.