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Finding the Fourth Proportional to 454,882.98, 627,728.46 and 250,934.06

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Solution

The fourth proportional to 454,882.98, 627,728.46 and 250,934.06 is: 346,283.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,882.98 : 627,728.46 = 250,934.06 : x
  2. Step 2: Convert to fraction form
    454,882.98/627,728.46 = 250,934.06/x
  3. Step 3: Cross multiply
    454,882.98x = 627,728.46 × 250,934.06
  4. Step 4: Simplify right side
    454,882.98x = 157,518,451,045.35
  5. Step 5: Solve for x
    x = 157,518,451,045.35/454,882.98
  6. Step 6: Final answer
    x = 346,283.46

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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.