Home / 824,201.88-1,236,480.39-255,571.50

Finding the Fourth Proportional to 824,201.88, 1,236,480.39 and 255,571.50

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Solution

The fourth proportional to 824,201.88, 1,236,480.39 and 255,571.50 is: 383,412.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,201.88 : 1,236,480.39 = 255,571.50 : x
  2. Step 2: Convert to fraction form
    824,201.88/1,236,480.39 = 255,571.50/x
  3. Step 3: Cross multiply
    824,201.88x = 1,236,480.39 × 255,571.50
  4. Step 4: Simplify right side
    824,201.88x = 316,009,147,992.89
  5. Step 5: Solve for x
    x = 316,009,147,992.89/824,201.88
  6. Step 6: Final answer
    x = 383,412.31

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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.