Home / 886,924.72-1,223,954.04-484,519.60

Finding the Fourth Proportional to 886,924.72, 1,223,954.04 and 484,519.60

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Solution

The fourth proportional to 886,924.72, 1,223,954.04 and 484,519.60 is: 668,635.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,924.72 : 1,223,954.04 = 484,519.60 : x
  2. Step 2: Convert to fraction form
    886,924.72/1,223,954.04 = 484,519.60/x
  3. Step 3: Cross multiply
    886,924.72x = 1,223,954.04 × 484,519.60
  4. Step 4: Simplify right side
    886,924.72x = 593,029,721,879.18
  5. Step 5: Solve for x
    x = 593,029,721,879.18/886,924.72
  6. Step 6: Final answer
    x = 668,635.92

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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.