Home / 489,581.62-734,372.43-134,633.14

Finding the Fourth Proportional to 489,581.62, 734,372.43 and 134,633.14

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Solution

The fourth proportional to 489,581.62, 734,372.43 and 134,633.14 is: 201,949.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,581.62 : 734,372.43 = 134,633.14 : x
  2. Step 2: Convert to fraction form
    489,581.62/734,372.43 = 134,633.14/x
  3. Step 3: Cross multiply
    489,581.62x = 734,372.43 × 134,633.14
  4. Step 4: Simplify right side
    489,581.62x = 98,870,866,180.33
  5. Step 5: Solve for x
    x = 98,870,866,180.33/489,581.62
  6. Step 6: Final answer
    x = 201,949.71

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Similar ratio
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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.