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Finding the Fourth Proportional to 283,148.73, 424,722.66 and 194,132.37

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Solution

The fourth proportional to 283,148.73, 424,722.66 and 194,132.37 is: 291,198.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,148.73 : 424,722.66 = 194,132.37 : x
  2. Step 2: Convert to fraction form
    283,148.73/424,722.66 = 194,132.37/x
  3. Step 3: Cross multiply
    283,148.73x = 424,722.66 × 194,132.37
  4. Step 4: Simplify right side
    283,148.73x = 82,452,416,578.50
  5. Step 5: Solve for x
    x = 82,452,416,578.50/283,148.73
  6. Step 6: Final answer
    x = 291,198.26

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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.