Home / 1,111,421.04-1,667,131.58-269,967.12

Finding the Fourth Proportional to 1,111,421.04, 1,667,131.58 and 269,967.12

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Solution

The fourth proportional to 1,111,421.04, 1,667,131.58 and 269,967.12 is: 404,950.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,421.04 : 1,667,131.58 = 269,967.12 : x
  2. Step 2: Convert to fraction form
    1,111,421.04/1,667,131.58 = 269,967.12/x
  3. Step 3: Cross multiply
    1,111,421.04x = 1,667,131.58 × 269,967.12
  4. Step 4: Simplify right side
    1,111,421.04x = 450,070,711,313.65
  5. Step 5: Solve for x
    x = 450,070,711,313.65/1,111,421.04
  6. Step 6: Final answer
    x = 404,950.68

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Half scale
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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.