Home / 792,306.63-1,093,806.79-619,858.04

Finding the Fourth Proportional to 792,306.63, 1,093,806.79 and 619,858.04

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Solution

The fourth proportional to 792,306.63, 1,093,806.79 and 619,858.04 is: 855,735.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,306.63 : 1,093,806.79 = 619,858.04 : x
  2. Step 2: Convert to fraction form
    792,306.63/1,093,806.79 = 619,858.04/x
  3. Step 3: Cross multiply
    792,306.63x = 1,093,806.79 × 619,858.04
  4. Step 4: Simplify right side
    792,306.63x = 678,004,925,969.41
  5. Step 5: Solve for x
    x = 678,004,925,969.41/792,306.63
  6. Step 6: Final answer
    x = 855,735.52

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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.