Home / 966,029.60-1,449,044.40-667,431.20

Finding the Fourth Proportional to 966,029.60, 1,449,044.40 and 667,431.20

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Solution

The fourth proportional to 966,029.60, 1,449,044.40 and 667,431.20 is: 1,001,146.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,029.60 : 1,449,044.40 = 667,431.20 : x
  2. Step 2: Convert to fraction form
    966,029.60/1,449,044.40 = 667,431.20/x
  3. Step 3: Cross multiply
    966,029.60x = 1,449,044.40 × 667,431.20
  4. Step 4: Simplify right side
    966,029.60x = 967,137,442,745.28
  5. Step 5: Solve for x
    x = 967,137,442,745.28/966,029.60
  6. Step 6: Final answer
    x = 1,001,146.80

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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.