Home / 757,172.46-1,135,512.82-251,597.67

Finding the Fourth Proportional to 757,172.46, 1,135,512.82 and 251,597.67

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Solution

The fourth proportional to 757,172.46, 1,135,512.82 and 251,597.67 is: 377,314.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,172.46 : 1,135,512.82 = 251,597.67 : x
  2. Step 2: Convert to fraction form
    757,172.46/1,135,512.82 = 251,597.67/x
  3. Step 3: Cross multiply
    757,172.46x = 1,135,512.82 × 251,597.67
  4. Step 4: Simplify right side
    757,172.46x = 285,692,379,767.13
  5. Step 5: Solve for x
    x = 285,692,379,767.13/757,172.46
  6. Step 6: Final answer
    x = 377,314.81

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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.