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Finding the Fourth Proportional to 339,226.52, 508,898.42 and 114,588.58

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Solution

The fourth proportional to 339,226.52, 508,898.42 and 114,588.58 is: 171,902.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,226.52 : 508,898.42 = 114,588.58 : x
  2. Step 2: Convert to fraction form
    339,226.52/508,898.42 = 114,588.58/x
  3. Step 3: Cross multiply
    339,226.52x = 508,898.42 × 114,588.58
  4. Step 4: Simplify right side
    339,226.52x = 58,313,947,312.04
  5. Step 5: Solve for x
    x = 58,313,947,312.04/339,226.52
  6. Step 6: Final answer
    x = 171,902.68

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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.