Home / 1,100,025.22-1,650,039.18-301,313.68

Finding the Fourth Proportional to 1,100,025.22, 1,650,039.18 and 301,313.68

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Solution

The fourth proportional to 1,100,025.22, 1,650,039.18 and 301,313.68 is: 451,970.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,025.22 : 1,650,039.18 = 301,313.68 : x
  2. Step 2: Convert to fraction form
    1,100,025.22/1,650,039.18 = 301,313.68/x
  3. Step 3: Cross multiply
    1,100,025.22x = 1,650,039.18 × 301,313.68
  4. Step 4: Simplify right side
    1,100,025.22x = 497,179,377,469.98
  5. Step 5: Solve for x
    x = 497,179,377,469.98/1,100,025.22
  6. Step 6: Final answer
    x = 451,970.89

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Double scale
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Similar ratio
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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.