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Finding the Fourth Proportional to 483,571.25, 667,335.25 and 265,800.07

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Solution

The fourth proportional to 483,571.25, 667,335.25 and 265,800.07 is: 366,807.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,571.25 : 667,335.25 = 265,800.07 : x
  2. Step 2: Convert to fraction form
    483,571.25/667,335.25 = 265,800.07/x
  3. Step 3: Cross multiply
    483,571.25x = 667,335.25 × 265,800.07
  4. Step 4: Simplify right side
    483,571.25x = 177,377,752,826.79
  5. Step 5: Solve for x
    x = 177,377,752,826.79/483,571.25
  6. Step 6: Final answer
    x = 366,807.90

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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.