Home / 902,883.75-1,354,311.88-219,775.67

Finding the Fourth Proportional to 902,883.75, 1,354,311.88 and 219,775.67

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Solution

The fourth proportional to 902,883.75, 1,354,311.88 and 219,775.67 is: 329,660.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,883.75 : 1,354,311.88 = 219,775.67 : x
  2. Step 2: Convert to fraction form
    902,883.75/1,354,311.88 = 219,775.67/x
  3. Step 3: Cross multiply
    902,883.75x = 1,354,311.88 × 219,775.67
  4. Step 4: Simplify right side
    902,883.75x = 297,644,800,815.96
  5. Step 5: Solve for x
    x = 297,644,800,815.96/902,883.75
  6. Step 6: Final answer
    x = 329,660.16

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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.