Home / 754,931.03-1,132,046.61-281,489.27

Finding the Fourth Proportional to 754,931.03, 1,132,046.61 and 281,489.27

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Solution

The fourth proportional to 754,931.03, 1,132,046.61 and 281,489.27 is: 422,103.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,931.03 : 1,132,046.61 = 281,489.27 : x
  2. Step 2: Convert to fraction form
    754,931.03/1,132,046.61 = 281,489.27/x
  3. Step 3: Cross multiply
    754,931.03x = 1,132,046.61 × 281,489.27
  4. Step 4: Simplify right side
    754,931.03x = 318,658,968,194.64
  5. Step 5: Solve for x
    x = 318,658,968,194.64/754,931.03
  6. Step 6: Final answer
    x = 422,103.42

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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.