Home / 741,221.93-1,111,832.90-180,251.57

Finding the Fourth Proportional to 741,221.93, 1,111,832.90 and 180,251.57

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Solution

The fourth proportional to 741,221.93, 1,111,832.90 and 180,251.57 is: 270,377.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,221.93 : 1,111,832.90 = 180,251.57 : x
  2. Step 2: Convert to fraction form
    741,221.93/1,111,832.90 = 180,251.57/x
  3. Step 3: Cross multiply
    741,221.93x = 1,111,832.90 × 180,251.57
  4. Step 4: Simplify right side
    741,221.93x = 200,409,625,802.65
  5. Step 5: Solve for x
    x = 200,409,625,802.65/741,221.93
  6. Step 6: Final answer
    x = 270,377.36

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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.