Home / 297,876.20-446,036.70-192,122.60

Finding the Fourth Proportional to 297,876.20, 446,036.70 and 192,122.60

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Solution

The fourth proportional to 297,876.20, 446,036.70 and 192,122.60 is: 287,682.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,876.20 : 446,036.70 = 192,122.60 : x
  2. Step 2: Convert to fraction form
    297,876.20/446,036.70 = 192,122.60/x
  3. Step 3: Cross multiply
    297,876.20x = 446,036.70 × 192,122.60
  4. Step 4: Simplify right side
    297,876.20x = 85,693,730,499.42
  5. Step 5: Solve for x
    x = 85,693,730,499.42/297,876.20
  6. Step 6: Final answer
    x = 287,682.37

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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.