Home / 353,982.24-529,725.60-220,924.80

Finding the Fourth Proportional to 353,982.24, 529,725.60 and 220,924.80

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Solution

The fourth proportional to 353,982.24, 529,725.60 and 220,924.80 is: 330,608.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,982.24 : 529,725.60 = 220,924.80 : x
  2. Step 2: Convert to fraction form
    353,982.24/529,725.60 = 220,924.80/x
  3. Step 3: Cross multiply
    353,982.24x = 529,725.60 × 220,924.80
  4. Step 4: Simplify right side
    353,982.24x = 117,029,522,234.88
  5. Step 5: Solve for x
    x = 117,029,522,234.88/353,982.24
  6. Step 6: Final answer
    x = 330,608.46

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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.