Home / 328,982.57-493,520.93-101,297.45

Finding the Fourth Proportional to 328,982.57, 493,520.93 and 101,297.45

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Solution

The fourth proportional to 328,982.57, 493,520.93 and 101,297.45 is: 151,960.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,982.57 : 493,520.93 = 101,297.45 : x
  2. Step 2: Convert to fraction form
    328,982.57/493,520.93 = 101,297.45/x
  3. Step 3: Cross multiply
    328,982.57x = 493,520.93 × 101,297.45
  4. Step 4: Simplify right side
    328,982.57x = 49,992,408,756.54
  5. Step 5: Solve for x
    x = 49,992,408,756.54/328,982.57
  6. Step 6: Final answer
    x = 151,960.66

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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.