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Finding the Fourth Proportional to 339,165.38, 468,024.80 and 188,250.50

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Solution

The fourth proportional to 339,165.38, 468,024.80 and 188,250.50 is: 259,772.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,165.38 : 468,024.80 = 188,250.50 : x
  2. Step 2: Convert to fraction form
    339,165.38/468,024.80 = 188,250.50/x
  3. Step 3: Cross multiply
    339,165.38x = 468,024.80 × 188,250.50
  4. Step 4: Simplify right side
    339,165.38x = 88,105,902,612.40
  5. Step 5: Solve for x
    x = 88,105,902,612.40/339,165.38
  6. Step 6: Final answer
    x = 259,772.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.