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Finding the Fourth Proportional to 382,033.67, 573,017.36 and 129,308.54

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Solution

The fourth proportional to 382,033.67, 573,017.36 and 129,308.54 is: 193,951.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,033.67 : 573,017.36 = 129,308.54 : x
  2. Step 2: Convert to fraction form
    382,033.67/573,017.36 = 129,308.54/x
  3. Step 3: Cross multiply
    382,033.67x = 573,017.36 × 129,308.54
  4. Step 4: Simplify right side
    382,033.67x = 74,096,034,704.62
  5. Step 5: Solve for x
    x = 74,096,034,704.62/382,033.67
  6. Step 6: Final answer
    x = 193,951.58

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1.5x scale

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.