Home / 321,272.20-481,908.30-246,622.60

Finding the Fourth Proportional to 321,272.20, 481,908.30 and 246,622.60

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Solution

The fourth proportional to 321,272.20, 481,908.30 and 246,622.60 is: 369,933.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,272.20 : 481,908.30 = 246,622.60 : x
  2. Step 2: Convert to fraction form
    321,272.20/481,908.30 = 246,622.60/x
  3. Step 3: Cross multiply
    321,272.20x = 481,908.30 × 246,622.60
  4. Step 4: Simplify right side
    321,272.20x = 118,849,477,907.58
  5. Step 5: Solve for x
    x = 118,849,477,907.58/321,272.20
  6. Step 6: Final answer
    x = 369,933.90

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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.