Home / 746,610.60-1,119,915.90-273,138.60

Finding the Fourth Proportional to 746,610.60, 1,119,915.90 and 273,138.60

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Solution

The fourth proportional to 746,610.60, 1,119,915.90 and 273,138.60 is: 409,707.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,610.60 : 1,119,915.90 = 273,138.60 : x
  2. Step 2: Convert to fraction form
    746,610.60/1,119,915.90 = 273,138.60/x
  3. Step 3: Cross multiply
    746,610.60x = 1,119,915.90 × 273,138.60
  4. Step 4: Simplify right side
    746,610.60x = 305,892,261,043.74
  5. Step 5: Solve for x
    x = 305,892,261,043.74/746,610.60
  6. Step 6: Final answer
    x = 409,707.90

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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.