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Finding the Fourth Proportional to 383,370.44, 575,061.62 and 113,525.87

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Solution

The fourth proportional to 383,370.44, 575,061.62 and 113,525.87 is: 170,290.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,370.44 : 575,061.62 = 113,525.87 : x
  2. Step 2: Convert to fraction form
    383,370.44/575,061.62 = 113,525.87/x
  3. Step 3: Cross multiply
    383,370.44x = 575,061.62 × 113,525.87
  4. Step 4: Simplify right side
    383,370.44x = 65,284,373,501.74
  5. Step 5: Solve for x
    x = 65,284,373,501.74/383,370.44
  6. Step 6: Final answer
    x = 170,290.58

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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.