Home / 746,784.60-1,120,047.30-273,226.20

Finding the Fourth Proportional to 746,784.60, 1,120,047.30 and 273,226.20

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Solution

The fourth proportional to 746,784.60, 1,120,047.30 and 273,226.20 is: 409,791.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,784.60 : 1,120,047.30 = 273,226.20 : x
  2. Step 2: Convert to fraction form
    746,784.60/1,120,047.30 = 273,226.20/x
  3. Step 3: Cross multiply
    746,784.60x = 1,120,047.30 × 273,226.20
  4. Step 4: Simplify right side
    746,784.60x = 306,026,267,599.26
  5. Step 5: Solve for x
    x = 306,026,267,599.26/746,784.60
  6. Step 6: Final answer
    x = 409,791.88

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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.