Home / 488,285.44-673,826.59-270,493.43

Finding the Fourth Proportional to 488,285.44, 673,826.59 and 270,493.43

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Solution

The fourth proportional to 488,285.44, 673,826.59 and 270,493.43 is: 373,276.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,285.44 : 673,826.59 = 270,493.43 : x
  2. Step 2: Convert to fraction form
    488,285.44/673,826.59 = 270,493.43/x
  3. Step 3: Cross multiply
    488,285.44x = 673,826.59 × 270,493.43
  4. Step 4: Simplify right side
    488,285.44x = 182,265,660,832.70
  5. Step 5: Solve for x
    x = 182,265,660,832.70/488,285.44
  6. Step 6: Final answer
    x = 373,276.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.