Home / 445,126.31-667,222.91-164,464.55

Finding the Fourth Proportional to 445,126.31, 667,222.91 and 164,464.55

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Solution

The fourth proportional to 445,126.31, 667,222.91 and 164,464.55 is: 246,524.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,126.31 : 667,222.91 = 164,464.55 : x
  2. Step 2: Convert to fraction form
    445,126.31/667,222.91 = 164,464.55/x
  3. Step 3: Cross multiply
    445,126.31x = 667,222.91 × 164,464.55
  4. Step 4: Simplify right side
    445,126.31x = 109,734,514,820.52
  5. Step 5: Solve for x
    x = 109,734,514,820.52/445,126.31
  6. Step 6: Final answer
    x = 246,524.44

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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.