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Finding the Fourth Proportional to 350,254.82, 483,388.07 and 214,379.34

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Solution

The fourth proportional to 350,254.82, 483,388.07 and 214,379.34 is: 295,865.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,254.82 : 483,388.07 = 214,379.34 : x
  2. Step 2: Convert to fraction form
    350,254.82/483,388.07 = 214,379.34/x
  3. Step 3: Cross multiply
    350,254.82x = 483,388.07 × 214,379.34
  4. Step 4: Simplify right side
    350,254.82x = 103,628,414,338.58
  5. Step 5: Solve for x
    x = 103,628,414,338.58/350,254.82
  6. Step 6: Final answer
    x = 295,865.78

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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.