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Finding the Fourth Proportional to 397,333.80, 595,223.10 and 239,092.20

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Solution

The fourth proportional to 397,333.80, 595,223.10 and 239,092.20 is: 358,170.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,333.80 : 595,223.10 = 239,092.20 : x
  2. Step 2: Convert to fraction form
    397,333.80/595,223.10 = 239,092.20/x
  3. Step 3: Cross multiply
    397,333.80x = 595,223.10 × 239,092.20
  4. Step 4: Simplify right side
    397,333.80x = 142,313,200,469.82
  5. Step 5: Solve for x
    x = 142,313,200,469.82/397,333.80
  6. Step 6: Final answer
    x = 358,170.39

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1.5x scale

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.