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Finding the Fourth Proportional to 344,480.64, 475,383.48 and 199,306.80

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Solution

The fourth proportional to 344,480.64, 475,383.48 and 199,306.80 is: 275,043.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,480.64 : 475,383.48 = 199,306.80 : x
  2. Step 2: Convert to fraction form
    344,480.64/475,383.48 = 199,306.80/x
  3. Step 3: Cross multiply
    344,480.64x = 475,383.48 × 199,306.80
  4. Step 4: Simplify right side
    344,480.64x = 94,747,160,171.66
  5. Step 5: Solve for x
    x = 94,747,160,171.66/344,480.64
  6. Step 6: Final answer
    x = 275,043.50

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1.5x scale

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.