Home / 481,185.09-664,027.38-266,320.58

Finding the Fourth Proportional to 481,185.09, 664,027.38 and 266,320.58

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Solution

The fourth proportional to 481,185.09, 664,027.38 and 266,320.58 is: 367,517.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,185.09 : 664,027.38 = 266,320.58 : x
  2. Step 2: Convert to fraction form
    481,185.09/664,027.38 = 266,320.58/x
  3. Step 3: Cross multiply
    481,185.09x = 664,027.38 × 266,320.58
  4. Step 4: Simplify right side
    481,185.09x = 176,844,153,657.34
  5. Step 5: Solve for x
    x = 176,844,153,657.34/481,185.09
  6. Step 6: Final answer
    x = 367,517.94

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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.