Home / 1,242,558.77-1,863,559.31-484,139.97

Finding the Fourth Proportional to 1,242,558.77, 1,863,559.31 and 484,139.97

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Solution

The fourth proportional to 1,242,558.77, 1,863,559.31 and 484,139.97 is: 726,101.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,558.77 : 1,863,559.31 = 484,139.97 : x
  2. Step 2: Convert to fraction form
    1,242,558.77/1,863,559.31 = 484,139.97/x
  3. Step 3: Cross multiply
    1,242,558.77x = 1,863,559.31 × 484,139.97
  4. Step 4: Simplify right side
    1,242,558.77x = 902,223,546,015.92
  5. Step 5: Solve for x
    x = 902,223,546,015.92/1,242,558.77
  6. Step 6: Final answer
    x = 726,101.31

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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.