Home / 297,743.40-446,615.10-196,266.60

Finding the Fourth Proportional to 297,743.40, 446,615.10 and 196,266.60

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Solution

The fourth proportional to 297,743.40, 446,615.10 and 196,266.60 is: 294,399.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,743.40 : 446,615.10 = 196,266.60 : x
  2. Step 2: Convert to fraction form
    297,743.40/446,615.10 = 196,266.60/x
  3. Step 3: Cross multiply
    297,743.40x = 446,615.10 × 196,266.60
  4. Step 4: Simplify right side
    297,743.40x = 87,655,627,185.66
  5. Step 5: Solve for x
    x = 87,655,627,185.66/297,743.40
  6. Step 6: Final answer
    x = 294,399.90

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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.