Home / 298,706.04-447,874.79-146,709.81

Finding the Fourth Proportional to 298,706.04, 447,874.79 and 146,709.81

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Solution

The fourth proportional to 298,706.04, 447,874.79 and 146,709.81 is: 219,974.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,706.04 : 447,874.79 = 146,709.81 : x
  2. Step 2: Convert to fraction form
    298,706.04/447,874.79 = 146,709.81/x
  3. Step 3: Cross multiply
    298,706.04x = 447,874.79 × 146,709.81
  4. Step 4: Simplify right side
    298,706.04x = 65,707,624,611.14
  5. Step 5: Solve for x
    x = 65,707,624,611.14/298,706.04
  6. Step 6: Final answer
    x = 219,974.21

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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.