Home / 481,476.24-664,429.04-266,611.70

Finding the Fourth Proportional to 481,476.24, 664,429.04 and 266,611.70

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Solution

The fourth proportional to 481,476.24, 664,429.04 and 266,611.70 is: 367,919.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,476.24 : 664,429.04 = 266,611.70 : x
  2. Step 2: Convert to fraction form
    481,476.24/664,429.04 = 266,611.70/x
  3. Step 3: Cross multiply
    481,476.24x = 664,429.04 × 266,611.70
  4. Step 4: Simplify right side
    481,476.24x = 177,144,555,883.77
  5. Step 5: Solve for x
    x = 177,144,555,883.77/481,476.24
  6. Step 6: Final answer
    x = 367,919.62

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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.