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Finding the Fourth Proportional to 444,713.88, 667,664.94 and 255,363.42

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Solution

The fourth proportional to 444,713.88, 667,664.94 and 255,363.42 is: 383,386.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,713.88 : 667,664.94 = 255,363.42 : x
  2. Step 2: Convert to fraction form
    444,713.88/667,664.94 = 255,363.42/x
  3. Step 3: Cross multiply
    444,713.88x = 667,664.94 × 255,363.42
  4. Step 4: Simplify right side
    444,713.88x = 170,497,202,492.50
  5. Step 5: Solve for x
    x = 170,497,202,492.50/444,713.88
  6. Step 6: Final answer
    x = 383,386.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.