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Finding the Fourth Proportional to 467,111.37, 700,122.69 and 214,418.54

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Solution

The fourth proportional to 467,111.37, 700,122.69 and 214,418.54 is: 321,377.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,111.37 : 700,122.69 = 214,418.54 : x
  2. Step 2: Convert to fraction form
    467,111.37/700,122.69 = 214,418.54/x
  3. Step 3: Cross multiply
    467,111.37x = 700,122.69 × 214,418.54
  4. Step 4: Simplify right side
    467,111.37x = 150,119,286,760.98
  5. Step 5: Solve for x
    x = 150,119,286,760.98/467,111.37
  6. Step 6: Final answer
    x = 321,377.93

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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.