Home / 1,110,556.60-1,665,936.56-311,832.77

Finding the Fourth Proportional to 1,110,556.60, 1,665,936.56 and 311,832.77

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Solution

The fourth proportional to 1,110,556.60, 1,665,936.56 and 311,832.77 is: 467,777.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,556.60 : 1,665,936.56 = 311,832.77 : x
  2. Step 2: Convert to fraction form
    1,110,556.60/1,665,936.56 = 311,832.77/x
  3. Step 3: Cross multiply
    1,110,556.60x = 1,665,936.56 × 311,832.77
  4. Step 4: Simplify right side
    1,110,556.60x = 519,493,604,598.97
  5. Step 5: Solve for x
    x = 519,493,604,598.97/1,110,556.60
  6. Step 6: Final answer
    x = 467,777.69

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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.