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Finding the Fourth Proportional to 339,046.24, 508,366.24 and 114,401.68

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Solution

The fourth proportional to 339,046.24, 508,366.24 and 114,401.68 is: 171,533.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,046.24 : 508,366.24 = 114,401.68 : x
  2. Step 2: Convert to fraction form
    339,046.24/508,366.24 = 114,401.68/x
  3. Step 3: Cross multiply
    339,046.24x = 508,366.24 × 114,401.68
  4. Step 4: Simplify right side
    339,046.24x = 58,157,951,911.28
  5. Step 5: Solve for x
    x = 58,157,951,911.28/339,046.24
  6. Step 6: Final answer
    x = 171,533.98

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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.