Home / 494,917.39-682,987.80-268,562.89

Finding the Fourth Proportional to 494,917.39, 682,987.80 and 268,562.89

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Solution

The fourth proportional to 494,917.39, 682,987.80 and 268,562.89 is: 370,617.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,917.39 : 682,987.80 = 268,562.89 : x
  2. Step 2: Convert to fraction form
    494,917.39/682,987.80 = 268,562.89/x
  3. Step 3: Cross multiply
    494,917.39x = 682,987.80 × 268,562.89
  4. Step 4: Simplify right side
    494,917.39x = 183,425,177,402.74
  5. Step 5: Solve for x
    x = 183,425,177,402.74/494,917.39
  6. Step 6: Final answer
    x = 370,617.77

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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.