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Finding the Fourth Proportional to 293,019.75, 404,367.44 and 158,883.75

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Solution

The fourth proportional to 293,019.75, 404,367.44 and 158,883.75 is: 219,259.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,019.75 : 404,367.44 = 158,883.75 : x
  2. Step 2: Convert to fraction form
    293,019.75/404,367.44 = 158,883.75/x
  3. Step 3: Cross multiply
    293,019.75x = 404,367.44 × 158,883.75
  4. Step 4: Simplify right side
    293,019.75x = 64,247,414,450.68
  5. Step 5: Solve for x
    x = 64,247,414,450.68/293,019.75
  6. Step 6: Final answer
    x = 219,259.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.