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Finding the Fourth Proportional to 339,024, 508,333.02 and 114,379.46

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Solution

The fourth proportional to 339,024, 508,333.02 and 114,379.46 is: 171,500.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,024 : 508,333.02 = 114,379.46 : x
  2. Step 2: Convert to fraction form
    339,024/508,333.02 = 114,379.46/x
  3. Step 3: Cross multiply
    339,024x = 508,333.02 × 114,379.46
  4. Step 4: Simplify right side
    339,024x = 58,142,856,327.77
  5. Step 5: Solve for x
    x = 58,142,856,327.77/339,024
  6. Step 6: Final answer
    x = 171,500.71

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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.