Home / 297,511.30-446,522.10-120,145.60

Finding the Fourth Proportional to 297,511.30, 446,522.10 and 120,145.60

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Solution

The fourth proportional to 297,511.30, 446,522.10 and 120,145.60 is: 180,321.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,511.30 : 446,522.10 = 120,145.60 : x
  2. Step 2: Convert to fraction form
    297,511.30/446,522.10 = 120,145.60/x
  3. Step 3: Cross multiply
    297,511.30x = 446,522.10 × 120,145.60
  4. Step 4: Simplify right side
    297,511.30x = 53,647,665,617.76
  5. Step 5: Solve for x
    x = 53,647,665,617.76/297,511.30
  6. Step 6: Final answer
    x = 180,321.44

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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.