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Finding the Fourth Proportional to 454,383, 627,022.95 and 250,433.25

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Solution

The fourth proportional to 454,383, 627,022.95 and 250,433.25 is: 345,583.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,383 : 627,022.95 = 250,433.25 : x
  2. Step 2: Convert to fraction form
    454,383/627,022.95 = 250,433.25/x
  3. Step 3: Cross multiply
    454,383x = 627,022.95 × 250,433.25
  4. Step 4: Simplify right side
    454,383x = 157,027,395,193.09
  5. Step 5: Solve for x
    x = 157,027,395,193.09/454,383
  6. Step 6: Final answer
    x = 345,583.78

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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.