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Finding the Fourth Proportional to 454,805.94, 627,635.16 and 250,862.37

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Solution

The fourth proportional to 454,805.94, 627,635.16 and 250,862.37 is: 346,191.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,805.94 : 627,635.16 = 250,862.37 : x
  2. Step 2: Convert to fraction form
    454,805.94/627,635.16 = 250,862.37/x
  3. Step 3: Cross multiply
    454,805.94x = 627,635.16 × 250,862.37
  4. Step 4: Simplify right side
    454,805.94x = 157,450,043,732.93
  5. Step 5: Solve for x
    x = 157,450,043,732.93/454,805.94
  6. Step 6: Final answer
    x = 346,191.70

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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.