Home / 1,002,896.76-1,383,914.52-550,187.76

Finding the Fourth Proportional to 1,002,896.76, 1,383,914.52 and 550,187.76

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Solution

The fourth proportional to 1,002,896.76, 1,383,914.52 and 550,187.76 is: 759,213.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,896.76 : 1,383,914.52 = 550,187.76 : x
  2. Step 2: Convert to fraction form
    1,002,896.76/1,383,914.52 = 550,187.76/x
  3. Step 3: Cross multiply
    1,002,896.76x = 1,383,914.52 × 550,187.76
  4. Step 4: Simplify right side
    1,002,896.76x = 761,412,829,790.28
  5. Step 5: Solve for x
    x = 761,412,829,790.28/1,002,896.76
  6. Step 6: Final answer
    x = 759,213.57

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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.