Home / 773,936.87-1,160,375.31-394,122.38

Finding the Fourth Proportional to 773,936.87, 1,160,375.31 and 394,122.38

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Solution

The fourth proportional to 773,936.87, 1,160,375.31 and 394,122.38 is: 590,913.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,936.87 : 1,160,375.31 = 394,122.38 : x
  2. Step 2: Convert to fraction form
    773,936.87/1,160,375.31 = 394,122.38/x
  3. Step 3: Cross multiply
    773,936.87x = 1,160,375.31 × 394,122.38
  4. Step 4: Simplify right side
    773,936.87x = 457,329,871,097.95
  5. Step 5: Solve for x
    x = 457,329,871,097.95/773,936.87
  6. Step 6: Final answer
    x = 590,913.67

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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.