Home / 484,634.20-726,951.30-218,083.32

Finding the Fourth Proportional to 484,634.20, 726,951.30 and 218,083.32

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Solution

The fourth proportional to 484,634.20, 726,951.30 and 218,083.32 is: 327,124.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,634.20 : 726,951.30 = 218,083.32 : x
  2. Step 2: Convert to fraction form
    484,634.20/726,951.30 = 218,083.32/x
  3. Step 3: Cross multiply
    484,634.20x = 726,951.30 × 218,083.32
  4. Step 4: Simplify right side
    484,634.20x = 158,535,952,982.32
  5. Step 5: Solve for x
    x = 158,535,952,982.32/484,634.20
  6. Step 6: Final answer
    x = 327,124.98

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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.