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Finding the Fourth Proportional to 344,223.04, 475,048.88 and 193,320

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Solution

The fourth proportional to 344,223.04, 475,048.88 and 193,320 is: 266,793.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,223.04 : 475,048.88 = 193,320 : x
  2. Step 2: Convert to fraction form
    344,223.04/475,048.88 = 193,320/x
  3. Step 3: Cross multiply
    344,223.04x = 475,048.88 × 193,320
  4. Step 4: Simplify right side
    344,223.04x = 91,836,449,481.60
  5. Step 5: Solve for x
    x = 91,836,449,481.60/344,223.04
  6. Step 6: Final answer
    x = 266,793.44

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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.