Home / 297,217.40-445,826.10-195,740.60

Finding the Fourth Proportional to 297,217.40, 445,826.10 and 195,740.60

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Solution

The fourth proportional to 297,217.40, 445,826.10 and 195,740.60 is: 293,610.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,217.40 : 445,826.10 = 195,740.60 : x
  2. Step 2: Convert to fraction form
    297,217.40/445,826.10 = 195,740.60/x
  3. Step 3: Cross multiply
    297,217.40x = 445,826.10 × 195,740.60
  4. Step 4: Simplify right side
    297,217.40x = 87,266,268,309.66
  5. Step 5: Solve for x
    x = 87,266,268,309.66/297,217.40
  6. Step 6: Final answer
    x = 293,610.90

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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.