Home / 488,742.76-674,464.54-273,884.36

Finding the Fourth Proportional to 488,742.76, 674,464.54 and 273,884.36

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Solution

The fourth proportional to 488,742.76, 674,464.54 and 273,884.36 is: 377,960.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,742.76 : 674,464.54 = 273,884.36 : x
  2. Step 2: Convert to fraction form
    488,742.76/674,464.54 = 273,884.36/x
  3. Step 3: Cross multiply
    488,742.76x = 674,464.54 × 273,884.36
  4. Step 4: Simplify right side
    488,742.76x = 184,725,285,337.09
  5. Step 5: Solve for x
    x = 184,725,285,337.09/488,742.76
  6. Step 6: Final answer
    x = 377,960.15

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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.