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Finding the Fourth Proportional to 469,416.04, 647,794.30 and 254,556.04

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Solution

The fourth proportional to 469,416.04, 647,794.30 and 254,556.04 is: 351,287.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,416.04 : 647,794.30 = 254,556.04 : x
  2. Step 2: Convert to fraction form
    469,416.04/647,794.30 = 254,556.04/x
  3. Step 3: Cross multiply
    469,416.04x = 647,794.30 × 254,556.04
  4. Step 4: Simplify right side
    469,416.04x = 164,899,951,742.57
  5. Step 5: Solve for x
    x = 164,899,951,742.57/469,416.04
  6. Step 6: Final answer
    x = 351,287.43

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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.