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Finding the Fourth Proportional to 271,448.28, 407,206.85 and 103,027.41

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Solution

The fourth proportional to 271,448.28, 407,206.85 and 103,027.41 is: 154,554.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,448.28 : 407,206.85 = 103,027.41 : x
  2. Step 2: Convert to fraction form
    271,448.28/407,206.85 = 103,027.41/x
  3. Step 3: Cross multiply
    271,448.28x = 407,206.85 × 103,027.41
  4. Step 4: Simplify right side
    271,448.28x = 41,953,466,574.62
  5. Step 5: Solve for x
    x = 41,953,466,574.62/271,448.28
  6. Step 6: Final answer
    x = 154,554.18

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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.