Home / 798,494.21-1,101,855.80-454,238.54

Finding the Fourth Proportional to 798,494.21, 1,101,855.80 and 454,238.54

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Solution

The fourth proportional to 798,494.21, 1,101,855.80 and 454,238.54 is: 626,811.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,494.21 : 1,101,855.80 = 454,238.54 : x
  2. Step 2: Convert to fraction form
    798,494.21/1,101,855.80 = 454,238.54/x
  3. Step 3: Cross multiply
    798,494.21x = 1,101,855.80 × 454,238.54
  4. Step 4: Simplify right side
    798,494.21x = 500,505,362,102.06
  5. Step 5: Solve for x
    x = 500,505,362,102.06/798,494.21
  6. Step 6: Final answer
    x = 626,811.51

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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.