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Finding the Fourth Proportional to 595,426.44, 892,614.78 and 221,187

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Solution

The fourth proportional to 595,426.44, 892,614.78 and 221,187 is: 331,585.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,426.44 : 892,614.78 = 221,187 : x
  2. Step 2: Convert to fraction form
    595,426.44/892,614.78 = 221,187/x
  3. Step 3: Cross multiply
    595,426.44x = 892,614.78 × 221,187
  4. Step 4: Simplify right side
    595,426.44x = 197,434,785,343.86
  5. Step 5: Solve for x
    x = 197,434,785,343.86/595,426.44
  6. Step 6: Final answer
    x = 331,585.52

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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.