Home / 383,147.70-574,791.26-158,386.06

Finding the Fourth Proportional to 383,147.70, 574,791.26 and 158,386.06

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Solution

The fourth proportional to 383,147.70, 574,791.26 and 158,386.06 is: 237,607.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,147.70 : 574,791.26 = 158,386.06 : x
  2. Step 2: Convert to fraction form
    383,147.70/574,791.26 = 158,386.06/x
  3. Step 3: Cross multiply
    383,147.70x = 574,791.26 × 158,386.06
  4. Step 4: Simplify right side
    383,147.70x = 91,038,922,993.84
  5. Step 5: Solve for x
    x = 91,038,922,993.84/383,147.70
  6. Step 6: Final answer
    x = 237,607.91

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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.