Home / 1,111,408.04-1,667,112.08-269,954.12

Finding the Fourth Proportional to 1,111,408.04, 1,667,112.08 and 269,954.12

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Solution

The fourth proportional to 1,111,408.04, 1,667,112.08 and 269,954.12 is: 404,931.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,408.04 : 1,667,112.08 = 269,954.12 : x
  2. Step 2: Convert to fraction form
    1,111,408.04/1,667,112.08 = 269,954.12/x
  3. Step 3: Cross multiply
    1,111,408.04x = 1,667,112.08 × 269,954.12
  4. Step 4: Simplify right side
    1,111,408.04x = 450,043,774,497.77
  5. Step 5: Solve for x
    x = 450,043,774,497.77/1,111,408.04
  6. Step 6: Final answer
    x = 404,931.18

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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.