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Finding the Fourth Proportional to 383,860.51, 575,544.36 and 159,375.89

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Solution

The fourth proportional to 383,860.51, 575,544.36 and 159,375.89 is: 238,961.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,860.51 : 575,544.36 = 159,375.89 : x
  2. Step 2: Convert to fraction form
    383,860.51/575,544.36 = 159,375.89/x
  3. Step 3: Cross multiply
    383,860.51x = 575,544.36 × 159,375.89
  4. Step 4: Simplify right side
    383,860.51x = 91,727,894,609.48
  5. Step 5: Solve for x
    x = 91,727,894,609.48/383,860.51
  6. Step 6: Final answer
    x = 238,961.53

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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.