Home / 1,206,272.20-1,809,408.30-364,714.60

Finding the Fourth Proportional to 1,206,272.20, 1,809,408.30 and 364,714.60

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Solution

The fourth proportional to 1,206,272.20, 1,809,408.30 and 364,714.60 is: 547,071.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,272.20 : 1,809,408.30 = 364,714.60 : x
  2. Step 2: Convert to fraction form
    1,206,272.20/1,809,408.30 = 364,714.60/x
  3. Step 3: Cross multiply
    1,206,272.20x = 1,809,408.30 × 364,714.60
  4. Step 4: Simplify right side
    1,206,272.20x = 659,917,624,371.18
  5. Step 5: Solve for x
    x = 659,917,624,371.18/1,206,272.20
  6. Step 6: Final answer
    x = 547,071.90

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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.