Home / 892,435.44-1,339,185.02-323,860.90

Finding the Fourth Proportional to 892,435.44, 1,339,185.02 and 323,860.90

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Solution

The fourth proportional to 892,435.44, 1,339,185.02 and 323,860.90 is: 485,984.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,435.44 : 1,339,185.02 = 323,860.90 : x
  2. Step 2: Convert to fraction form
    892,435.44/1,339,185.02 = 323,860.90/x
  3. Step 3: Cross multiply
    892,435.44x = 1,339,185.02 × 323,860.90
  4. Step 4: Simplify right side
    892,435.44x = 433,709,665,843.72
  5. Step 5: Solve for x
    x = 433,709,665,843.72/892,435.44
  6. Step 6: Final answer
    x = 485,984.36

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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.