Home / 484,989.65-726,923.15-228,984.56

Finding the Fourth Proportional to 484,989.65, 726,923.15 and 228,984.56

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Solution

The fourth proportional to 484,989.65, 726,923.15 and 228,984.56 is: 343,211.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,989.65 : 726,923.15 = 228,984.56 : x
  2. Step 2: Convert to fraction form
    484,989.65/726,923.15 = 228,984.56/x
  3. Step 3: Cross multiply
    484,989.65x = 726,923.15 × 228,984.56
  4. Step 4: Simplify right side
    484,989.65x = 166,454,175,117.43
  5. Step 5: Solve for x
    x = 166,454,175,117.43/484,989.65
  6. Step 6: Final answer
    x = 343,211.81

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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.