Home / 693,272.80-1,040,103.60-294,104.80

Finding the Fourth Proportional to 693,272.80, 1,040,103.60 and 294,104.80

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Solution

The fourth proportional to 693,272.80, 1,040,103.60 and 294,104.80 is: 441,239.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,272.80 : 1,040,103.60 = 294,104.80 : x
  2. Step 2: Convert to fraction form
    693,272.80/1,040,103.60 = 294,104.80/x
  3. Step 3: Cross multiply
    693,272.80x = 1,040,103.60 × 294,104.80
  4. Step 4: Simplify right side
    693,272.80x = 305,899,461,257.28
  5. Step 5: Solve for x
    x = 305,899,461,257.28/693,272.80
  6. Step 6: Final answer
    x = 441,239.67

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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.