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Finding the Fourth Proportional to 454,425.33, 627,078.43 and 250,465.03

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Solution

The fourth proportional to 454,425.33, 627,078.43 and 250,465.03 is: 345,626.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,425.33 : 627,078.43 = 250,465.03 : x
  2. Step 2: Convert to fraction form
    454,425.33/627,078.43 = 250,465.03/x
  3. Step 3: Cross multiply
    454,425.33x = 627,078.43 × 250,465.03
  4. Step 4: Simplify right side
    454,425.33x = 157,061,217,782.30
  5. Step 5: Solve for x
    x = 157,061,217,782.30/454,425.33
  6. Step 6: Final answer
    x = 345,626.02

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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.