Home / 746,790.60-1,120,056.30-273,232.20

Finding the Fourth Proportional to 746,790.60, 1,120,056.30 and 273,232.20

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Solution

The fourth proportional to 746,790.60, 1,120,056.30 and 273,232.20 is: 409,800.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,790.60 : 1,120,056.30 = 273,232.20 : x
  2. Step 2: Convert to fraction form
    746,790.60/1,120,056.30 = 273,232.20/x
  3. Step 3: Cross multiply
    746,790.60x = 1,120,056.30 × 273,232.20
  4. Step 4: Simplify right side
    746,790.60x = 306,035,446,972.86
  5. Step 5: Solve for x
    x = 306,035,446,972.86/746,790.60
  6. Step 6: Final answer
    x = 409,800.88

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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.