Home / 922,571.90-1,383,764.40-248,721.32

Finding the Fourth Proportional to 922,571.90, 1,383,764.40 and 248,721.32

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Solution

The fourth proportional to 922,571.90, 1,383,764.40 and 248,721.32 is: 373,056.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,571.90 : 1,383,764.40 = 248,721.32 : x
  2. Step 2: Convert to fraction form
    922,571.90/1,383,764.40 = 248,721.32/x
  3. Step 3: Cross multiply
    922,571.90x = 1,383,764.40 × 248,721.32
  4. Step 4: Simplify right side
    922,571.90x = 344,171,701,529.09
  5. Step 5: Solve for x
    x = 344,171,701,529.09/922,571.90
  6. Step 6: Final answer
    x = 373,056.78

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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.