Home / 751,446.99-1,037,009.48-407,293.83

Finding the Fourth Proportional to 751,446.99, 1,037,009.48 and 407,293.83

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Solution

The fourth proportional to 751,446.99, 1,037,009.48 and 407,293.83 is: 562,072.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,446.99 : 1,037,009.48 = 407,293.83 : x
  2. Step 2: Convert to fraction form
    751,446.99/1,037,009.48 = 407,293.83/x
  3. Step 3: Cross multiply
    751,446.99x = 1,037,009.48 × 407,293.83
  4. Step 4: Simplify right side
    751,446.99x = 422,367,560,819.04
  5. Step 5: Solve for x
    x = 422,367,560,819.04/751,446.99
  6. Step 6: Final answer
    x = 562,072.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.