Home / 888,939.18-1,226,739.29-481,040.97

Finding the Fourth Proportional to 888,939.18, 1,226,739.29 and 481,040.97

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Solution

The fourth proportional to 888,939.18, 1,226,739.29 and 481,040.97 is: 663,838.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,939.18 : 1,226,739.29 = 481,040.97 : x
  2. Step 2: Convert to fraction form
    888,939.18/1,226,739.29 = 481,040.97/x
  3. Step 3: Cross multiply
    888,939.18x = 1,226,739.29 × 481,040.97
  4. Step 4: Simplify right side
    888,939.18x = 590,111,863,801.59
  5. Step 5: Solve for x
    x = 590,111,863,801.59/888,939.18
  6. Step 6: Final answer
    x = 663,838.29

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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.