Home / 883,912.80-1,219,799.28-481,504.80

Finding the Fourth Proportional to 883,912.80, 1,219,799.28 and 481,504.80

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Solution

The fourth proportional to 883,912.80, 1,219,799.28 and 481,504.80 is: 664,476.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,912.80 : 1,219,799.28 = 481,504.80 : x
  2. Step 2: Convert to fraction form
    883,912.80/1,219,799.28 = 481,504.80/x
  3. Step 3: Cross multiply
    883,912.80x = 1,219,799.28 × 481,504.80
  4. Step 4: Simplify right side
    883,912.80x = 587,339,208,356.54
  5. Step 5: Solve for x
    x = 587,339,208,356.54/883,912.80
  6. Step 6: Final answer
    x = 664,476.41

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1.5x scale

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.