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Finding the Fourth Proportional to 454,886.33, 627,743.12 and 250,937.73

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Solution

The fourth proportional to 454,886.33, 627,743.12 and 250,937.73 is: 346,294.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,886.33 : 627,743.12 = 250,937.73 : x
  2. Step 2: Convert to fraction form
    454,886.33/627,743.12 = 250,937.73/x
  3. Step 3: Cross multiply
    454,886.33x = 627,743.12 × 250,937.73
  4. Step 4: Simplify right side
    454,886.33x = 157,524,432,301.23
  5. Step 5: Solve for x
    x = 157,524,432,301.23/454,886.33
  6. Step 6: Final answer
    x = 346,294.06

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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.