Home / 383,147.69-574,791.25-158,386.06

Finding the Fourth Proportional to 383,147.69, 574,791.25 and 158,386.06

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Solution

The fourth proportional to 383,147.69, 574,791.25 and 158,386.06 is: 237,607.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,147.69 : 574,791.25 = 158,386.06 : x
  2. Step 2: Convert to fraction form
    383,147.69/574,791.25 = 158,386.06/x
  3. Step 3: Cross multiply
    383,147.69x = 574,791.25 × 158,386.06
  4. Step 4: Simplify right side
    383,147.69x = 91,038,921,409.98
  5. Step 5: Solve for x
    x = 91,038,921,409.98/383,147.69
  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.