Home / 339,936.20-510,098.70-234,830.60

Finding the Fourth Proportional to 339,936.20, 510,098.70 and 234,830.60

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Solution

The fourth proportional to 339,936.20, 510,098.70 and 234,830.60 is: 352,380.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,936.20 : 510,098.70 = 234,830.60 : x
  2. Step 2: Convert to fraction form
    339,936.20/510,098.70 = 234,830.60/x
  3. Step 3: Cross multiply
    339,936.20x = 510,098.70 × 234,830.60
  4. Step 4: Simplify right side
    339,936.20x = 119,786,783,780.22
  5. Step 5: Solve for x
    x = 119,786,783,780.22/339,936.20
  6. Step 6: Final answer
    x = 352,380.19

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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.