Home / 484,854.05-726,942.94-214,835.33

Finding the Fourth Proportional to 484,854.05, 726,942.94 and 214,835.33

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Solution

The fourth proportional to 484,854.05, 726,942.94 and 214,835.33 is: 322,103.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,854.05 : 726,942.94 = 214,835.33 : x
  2. Step 2: Convert to fraction form
    484,854.05/726,942.94 = 214,835.33/x
  3. Step 3: Cross multiply
    484,854.05x = 726,942.94 × 214,835.33
  4. Step 4: Simplify right side
    484,854.05x = 156,173,026,406.07
  5. Step 5: Solve for x
    x = 156,173,026,406.07/484,854.05
  6. Step 6: Final answer
    x = 322,103.17

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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.