Home / 488,590.28-674,282.27-273,799.55

Finding the Fourth Proportional to 488,590.28, 674,282.27 and 273,799.55

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Solution

The fourth proportional to 488,590.28, 674,282.27 and 273,799.55 is: 377,858.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,590.28 : 674,282.27 = 273,799.55 : x
  2. Step 2: Convert to fraction form
    488,590.28/674,282.27 = 273,799.55/x
  3. Step 3: Cross multiply
    488,590.28x = 674,282.27 × 273,799.55
  4. Step 4: Simplify right side
    488,590.28x = 184,618,178,727.57
  5. Step 5: Solve for x
    x = 184,618,178,727.57/488,590.28
  6. Step 6: Final answer
    x = 377,858.88

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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.