Home / 1,111,417.04-1,667,125.56-269,963.12

Finding the Fourth Proportional to 1,111,417.04, 1,667,125.56 and 269,963.12

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Solution

The fourth proportional to 1,111,417.04, 1,667,125.56 and 269,963.12 is: 404,944.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,417.04 : 1,667,125.56 = 269,963.12 : x
  2. Step 2: Convert to fraction form
    1,111,417.04/1,667,125.56 = 269,963.12/x
  3. Step 3: Cross multiply
    1,111,417.04x = 1,667,125.56 × 269,963.12
  4. Step 4: Simplify right side
    1,111,417.04x = 450,062,417,609.35
  5. Step 5: Solve for x
    x = 450,062,417,609.35/1,111,417.04
  6. Step 6: Final answer
    x = 404,944.68

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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.