Home / 481,815.54-722,574.81-333,012.06

Finding the Fourth Proportional to 481,815.54, 722,574.81 and 333,012.06

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Solution

The fourth proportional to 481,815.54, 722,574.81 and 333,012.06 is: 499,415.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,815.54 : 722,574.81 = 333,012.06 : x
  2. Step 2: Convert to fraction form
    481,815.54/722,574.81 = 333,012.06/x
  3. Step 3: Cross multiply
    481,815.54x = 722,574.81 × 333,012.06
  4. Step 4: Simplify right side
    481,815.54x = 240,626,125,982.21
  5. Step 5: Solve for x
    x = 240,626,125,982.21/481,815.54
  6. Step 6: Final answer
    x = 499,415.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.