Home / 1,111,266-1,667,181.24-323,298

Finding the Fourth Proportional to 1,111,266, 1,667,181.24 and 323,298

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Solution

The fourth proportional to 1,111,266, 1,667,181.24 and 323,298 is: 485,029.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,266 : 1,667,181.24 = 323,298 : x
  2. Step 2: Convert to fraction form
    1,111,266/1,667,181.24 = 323,298/x
  3. Step 3: Cross multiply
    1,111,266x = 1,667,181.24 × 323,298
  4. Step 4: Simplify right side
    1,111,266x = 538,996,360,529.52
  5. Step 5: Solve for x
    x = 538,996,360,529.52/1,111,266
  6. Step 6: Final answer
    x = 485,029.11

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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.