Home / 836,147.60-1,253,858.52-303,491.60

Finding the Fourth Proportional to 836,147.60, 1,253,858.52 and 303,491.60

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Solution

The fourth proportional to 836,147.60, 1,253,858.52 and 303,491.60 is: 455,105.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,147.60 : 1,253,858.52 = 303,491.60 : x
  2. Step 2: Convert to fraction form
    836,147.60/1,253,858.52 = 303,491.60/x
  3. Step 3: Cross multiply
    836,147.60x = 1,253,858.52 × 303,491.60
  4. Step 4: Simplify right side
    836,147.60x = 380,535,528,408.43
  5. Step 5: Solve for x
    x = 380,535,528,408.43/836,147.60
  6. Step 6: Final answer
    x = 455,105.69

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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.