Home / 448,923.67-673,497.59-133,380.57

Finding the Fourth Proportional to 448,923.67, 673,497.59 and 133,380.57

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Solution

The fourth proportional to 448,923.67, 673,497.59 and 133,380.57 is: 200,104.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,923.67 : 673,497.59 = 133,380.57 : x
  2. Step 2: Convert to fraction form
    448,923.67/673,497.59 = 133,380.57/x
  3. Step 3: Cross multiply
    448,923.67x = 673,497.59 × 133,380.57
  4. Step 4: Simplify right side
    448,923.67x = 89,831,494,306.54
  5. Step 5: Solve for x
    x = 89,831,494,306.54/448,923.67
  6. Step 6: Final answer
    x = 200,104.16

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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.