Home / 297,862.20-446,015.70-192,108.60

Finding the Fourth Proportional to 297,862.20, 446,015.70 and 192,108.60

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Solution

The fourth proportional to 297,862.20, 446,015.70 and 192,108.60 is: 287,661.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,862.20 : 446,015.70 = 192,108.60 : x
  2. Step 2: Convert to fraction form
    297,862.20/446,015.70 = 192,108.60/x
  3. Step 3: Cross multiply
    297,862.20x = 446,015.70 × 192,108.60
  4. Step 4: Simplify right side
    297,862.20x = 85,683,451,705.02
  5. Step 5: Solve for x
    x = 85,683,451,705.02/297,862.20
  6. Step 6: Final answer
    x = 287,661.38

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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.